Home / 1,430,399.04-2,145,601.80-532,037.76

Finding the Fourth Proportional to 1,430,399.04, 2,145,601.80 and 532,037.76

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Solution

The fourth proportional to 1,430,399.04, 2,145,601.80 and 532,037.76 is: 798,057.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,399.04 : 2,145,601.80 = 532,037.76 : x
  2. Step 2: Convert to fraction form
    1,430,399.04/2,145,601.80 = 532,037.76/x
  3. Step 3: Cross multiply
    1,430,399.04x = 2,145,601.80 × 532,037.76
  4. Step 4: Simplify right side
    1,430,399.04x = 1,141,541,175,523.97
  5. Step 5: Solve for x
    x = 1,141,541,175,523.97/1,430,399.04
  6. Step 6: Final answer
    x = 798,057.85

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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.