Home / 1,152,530.92-1,728,495.14-342,697.24

Finding the Fourth Proportional to 1,152,530.92, 1,728,495.14 and 342,697.24

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Solution

The fourth proportional to 1,152,530.92, 1,728,495.14 and 342,697.24 is: 513,956.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,530.92 : 1,728,495.14 = 342,697.24 : x
  2. Step 2: Convert to fraction form
    1,152,530.92/1,728,495.14 = 342,697.24/x
  3. Step 3: Cross multiply
    1,152,530.92x = 1,728,495.14 × 342,697.24
  4. Step 4: Simplify right side
    1,152,530.92x = 592,350,513,831.41
  5. Step 5: Solve for x
    x = 592,350,513,831.41/1,152,530.92
  6. Step 6: Final answer
    x = 513,956.29

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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.