Home / 1,142,490.40-1,714,322.40-503,242.08

Finding the Fourth Proportional to 1,142,490.40, 1,714,322.40 and 503,242.08

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Solution

The fourth proportional to 1,142,490.40, 1,714,322.40 and 503,242.08 is: 755,121.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,490.40 : 1,714,322.40 = 503,242.08 : x
  2. Step 2: Convert to fraction form
    1,142,490.40/1,714,322.40 = 503,242.08/x
  3. Step 3: Cross multiply
    1,142,490.40x = 1,714,322.40 × 503,242.08
  4. Step 4: Simplify right side
    1,142,490.40x = 862,719,170,366.59
  5. Step 5: Solve for x
    x = 862,719,170,366.59/1,142,490.40
  6. Step 6: Final answer
    x = 755,121.59

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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.