Home / 2,872,061.33-3,963,393.32-1,565,325.18

Finding the Fourth Proportional to 2,872,061.33, 3,963,393.32 and 1,565,325.18

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Solution

The fourth proportional to 2,872,061.33, 3,963,393.32 and 1,565,325.18 is: 2,160,120.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,061.33 : 3,963,393.32 = 1,565,325.18 : x
  2. Step 2: Convert to fraction form
    2,872,061.33/3,963,393.32 = 1,565,325.18/x
  3. Step 3: Cross multiply
    2,872,061.33x = 3,963,393.32 × 1,565,325.18
  4. Step 4: Simplify right side
    2,872,061.33x = 6,203,999,354,213.17
  5. Step 5: Solve for x
    x = 6,203,999,354,213.17/2,872,061.33
  6. Step 6: Final answer
    x = 2,160,120.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.