Home / 1,350,206.08-1,863,279.52-761,458.72

Finding the Fourth Proportional to 1,350,206.08, 1,863,279.52 and 761,458.72

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Solution

The fourth proportional to 1,350,206.08, 1,863,279.52 and 761,458.72 is: 1,050,810.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,206.08 : 1,863,279.52 = 761,458.72 : x
  2. Step 2: Convert to fraction form
    1,350,206.08/1,863,279.52 = 761,458.72/x
  3. Step 3: Cross multiply
    1,350,206.08x = 1,863,279.52 × 761,458.72
  4. Step 4: Simplify right side
    1,350,206.08x = 1,418,810,438,301.41
  5. Step 5: Solve for x
    x = 1,418,810,438,301.41/1,350,206.08
  6. Step 6: Final answer
    x = 1,050,810.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.