Home / 1,142,865.01-1,712,793.34-637,663.76

Finding the Fourth Proportional to 1,142,865.01, 1,712,793.34 and 637,663.76

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Solution

The fourth proportional to 1,142,865.01, 1,712,793.34 and 637,663.76 is: 955,656.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,865.01 : 1,712,793.34 = 637,663.76 : x
  2. Step 2: Convert to fraction form
    1,142,865.01/1,712,793.34 = 637,663.76/x
  3. Step 3: Cross multiply
    1,142,865.01x = 1,712,793.34 × 637,663.76
  4. Step 4: Simplify right side
    1,142,865.01x = 1,092,186,229,535.07
  5. Step 5: Solve for x
    x = 1,092,186,229,535.07/1,142,865.01
  6. Step 6: Final answer
    x = 955,656.38

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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.