Home / 4,547,486.80-6,821,230.20-2,156,002.30

Finding the Fourth Proportional to 4,547,486.80, 6,821,230.20 and 2,156,002.30

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Solution

The fourth proportional to 4,547,486.80, 6,821,230.20 and 2,156,002.30 is: 3,234,003.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547,486.80 : 6,821,230.20 = 2,156,002.30 : x
  2. Step 2: Convert to fraction form
    4,547,486.80/6,821,230.20 = 2,156,002.30/x
  3. Step 3: Cross multiply
    4,547,486.80x = 6,821,230.20 × 2,156,002.30
  4. Step 4: Simplify right side
    4,547,486.80x = 14,706,588,000,029.46
  5. Step 5: Solve for x
    x = 14,706,588,000,029.46/4,547,486.80
  6. Step 6: Final answer
    x = 3,234,003.45

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.