Home / 1,531,322.48-2,296,808.76-409,478.96

Finding the Fourth Proportional to 1,531,322.48, 2,296,808.76 and 409,478.96

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Solution

The fourth proportional to 1,531,322.48, 2,296,808.76 and 409,478.96 is: 614,171.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,322.48 : 2,296,808.76 = 409,478.96 : x
  2. Step 2: Convert to fraction form
    1,531,322.48/2,296,808.76 = 409,478.96/x
  3. Step 3: Cross multiply
    1,531,322.48x = 2,296,808.76 × 409,478.96
  4. Step 4: Simplify right side
    1,531,322.48x = 940,494,862,363.69
  5. Step 5: Solve for x
    x = 940,494,862,363.69/1,531,322.48
  6. Step 6: Final answer
    x = 614,171.66

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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.