Home / 1,110,877.66-1,532,577.16-645,654.24

Finding the Fourth Proportional to 1,110,877.66, 1,532,577.16 and 645,654.24

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Solution

The fourth proportional to 1,110,877.66, 1,532,577.16 and 645,654.24 is: 890,750.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,877.66 : 1,532,577.16 = 645,654.24 : x
  2. Step 2: Convert to fraction form
    1,110,877.66/1,532,577.16 = 645,654.24/x
  3. Step 3: Cross multiply
    1,110,877.66x = 1,532,577.16 × 645,654.24
  4. Step 4: Simplify right side
    1,110,877.66x = 989,514,938,656.42
  5. Step 5: Solve for x
    x = 989,514,938,656.42/1,110,877.66
  6. Step 6: Final answer
    x = 890,750.59

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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.