Home / 2,688,000.70-4,032,001.05-2,625,792.70

Finding the Fourth Proportional to 2,688,000.70, 4,032,001.05 and 2,625,792.70

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Solution

The fourth proportional to 2,688,000.70, 4,032,001.05 and 2,625,792.70 is: 3,938,689.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,000.70 : 4,032,001.05 = 2,625,792.70 : x
  2. Step 2: Convert to fraction form
    2,688,000.70/4,032,001.05 = 2,625,792.70/x
  3. Step 3: Cross multiply
    2,688,000.70x = 4,032,001.05 × 2,625,792.70
  4. Step 4: Simplify right side
    2,688,000.70x = 10,587,198,923,482.34
  5. Step 5: Solve for x
    x = 10,587,198,923,482.34/2,688,000.70
  6. Step 6: Final answer
    x = 3,938,689.05

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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.