Home / 3,280,547.46-4,920,821.20-2,935,110.80

Finding the Fourth Proportional to 3,280,547.46, 4,920,821.20 and 2,935,110.80

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Solution

The fourth proportional to 3,280,547.46, 4,920,821.20 and 2,935,110.80 is: 4,402,666.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,547.46 : 4,920,821.20 = 2,935,110.80 : x
  2. Step 2: Convert to fraction form
    3,280,547.46/4,920,821.20 = 2,935,110.80/x
  3. Step 3: Cross multiply
    3,280,547.46x = 4,920,821.20 × 2,935,110.80
  4. Step 4: Simplify right side
    3,280,547.46x = 14,443,155,448,988.96
  5. Step 5: Solve for x
    x = 14,443,155,448,988.96/3,280,547.46
  6. Step 6: Final answer
    x = 4,402,666.21

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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.