Home / 1,342,061.83-2,013,232.52-431,014.15

Finding the Fourth Proportional to 1,342,061.83, 2,013,232.52 and 431,014.15

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Solution

The fourth proportional to 1,342,061.83, 2,013,232.52 and 431,014.15 is: 646,566.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,061.83 : 2,013,232.52 = 431,014.15 : x
  2. Step 2: Convert to fraction form
    1,342,061.83/2,013,232.52 = 431,014.15/x
  3. Step 3: Cross multiply
    1,342,061.83x = 2,013,232.52 × 431,014.15
  4. Step 4: Simplify right side
    1,342,061.83x = 867,731,703,360.16
  5. Step 5: Solve for x
    x = 867,731,703,360.16/1,342,061.83
  6. Step 6: Final answer
    x = 646,566.11

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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.