Home / 942,609.20-1,411,840.20-921,873.20

Finding the Fourth Proportional to 942,609.20, 1,411,840.20 and 921,873.20

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Solution

The fourth proportional to 942,609.20, 1,411,840.20 and 921,873.20 is: 1,380,781.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,609.20 : 1,411,840.20 = 921,873.20 : x
  2. Step 2: Convert to fraction form
    942,609.20/1,411,840.20 = 921,873.20/x
  3. Step 3: Cross multiply
    942,609.20x = 1,411,840.20 × 921,873.20
  4. Step 4: Simplify right side
    942,609.20x = 1,301,537,643,062.64
  5. Step 5: Solve for x
    x = 1,301,537,643,062.64/942,609.20
  6. Step 6: Final answer
    x = 1,380,781.82

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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.