Home / 1,343,780.80-2,016,448.80-502,417.60

Finding the Fourth Proportional to 1,343,780.80, 2,016,448.80 and 502,417.60

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Solution

The fourth proportional to 1,343,780.80, 2,016,448.80 and 502,417.60 is: 753,917.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,780.80 : 2,016,448.80 = 502,417.60 : x
  2. Step 2: Convert to fraction form
    1,343,780.80/2,016,448.80 = 502,417.60/x
  3. Step 3: Cross multiply
    1,343,780.80x = 2,016,448.80 × 502,417.60
  4. Step 4: Simplify right side
    1,343,780.80x = 1,013,099,366,618.88
  5. Step 5: Solve for x
    x = 1,013,099,366,618.88/1,343,780.80
  6. Step 6: Final answer
    x = 753,917.13

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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.