Home / 1,230,534.30-1,845,801.45-981,702.30

Finding the Fourth Proportional to 1,230,534.30, 1,845,801.45 and 981,702.30

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Solution

The fourth proportional to 1,230,534.30, 1,845,801.45 and 981,702.30 is: 1,472,553.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,534.30 : 1,845,801.45 = 981,702.30 : x
  2. Step 2: Convert to fraction form
    1,230,534.30/1,845,801.45 = 981,702.30/x
  3. Step 3: Cross multiply
    1,230,534.30x = 1,845,801.45 × 981,702.30
  4. Step 4: Simplify right side
    1,230,534.30x = 1,812,027,528,808.34
  5. Step 5: Solve for x
    x = 1,812,027,528,808.34/1,230,534.30
  6. Step 6: Final answer
    x = 1,472,553.45

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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.