Home / 3,000,313.80-4,500,470.70-2,799,547.20

Finding the Fourth Proportional to 3,000,313.80, 4,500,470.70 and 2,799,547.20

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Solution

The fourth proportional to 3,000,313.80, 4,500,470.70 and 2,799,547.20 is: 4,199,320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,313.80 : 4,500,470.70 = 2,799,547.20 : x
  2. Step 2: Convert to fraction form
    3,000,313.80/4,500,470.70 = 2,799,547.20/x
  3. Step 3: Cross multiply
    3,000,313.80x = 4,500,470.70 × 2,799,547.20
  4. Step 4: Simplify right side
    3,000,313.80x = 12,599,280,146,867.04
  5. Step 5: Solve for x
    x = 12,599,280,146,867.04/3,000,313.80
  6. Step 6: Final answer
    x = 4,199,320.80

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Similar ratio
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1.5x scale

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.