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Finding the Fourth Proportional to 2,072,632, 3,107,612.04 and 874,233.76

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Solution

The fourth proportional to 2,072,632, 3,107,612.04 and 874,233.76 is: 1,310,787.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,632 : 3,107,612.04 = 874,233.76 : x
  2. Step 2: Convert to fraction form
    2,072,632/3,107,612.04 = 874,233.76/x
  3. Step 3: Cross multiply
    2,072,632x = 3,107,612.04 × 874,233.76
  4. Step 4: Simplify right side
    2,072,632x = 2,716,779,358,350.47
  5. Step 5: Solve for x
    x = 2,716,779,358,350.47/2,072,632
  6. Step 6: Final answer
    x = 1,310,787.13

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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.