Home / 1,001,204.32-1,381,663.36-542,323.84

Finding the Fourth Proportional to 1,001,204.32, 1,381,663.36 and 542,323.84

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Solution

The fourth proportional to 1,001,204.32, 1,381,663.36 and 542,323.84 is: 748,407.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,204.32 : 1,381,663.36 = 542,323.84 : x
  2. Step 2: Convert to fraction form
    1,001,204.32/1,381,663.36 = 542,323.84/x
  3. Step 3: Cross multiply
    1,001,204.32x = 1,381,663.36 × 542,323.84
  4. Step 4: Simplify right side
    1,001,204.32x = 749,308,978,982.50
  5. Step 5: Solve for x
    x = 749,308,978,982.50/1,001,204.32
  6. Step 6: Final answer
    x = 748,407.66

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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.