Home / 1,241,250.56-1,712,978.70-697,387.40

Finding the Fourth Proportional to 1,241,250.56, 1,712,978.70 and 697,387.40

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Solution

The fourth proportional to 1,241,250.56, 1,712,978.70 and 697,387.40 is: 962,424.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,250.56 : 1,712,978.70 = 697,387.40 : x
  2. Step 2: Convert to fraction form
    1,241,250.56/1,712,978.70 = 697,387.40/x
  3. Step 3: Cross multiply
    1,241,250.56x = 1,712,978.70 × 697,387.40
  4. Step 4: Simplify right side
    1,241,250.56x = 1,194,609,761,848.38
  5. Step 5: Solve for x
    x = 1,194,609,761,848.38/1,241,250.56
  6. Step 6: Final answer
    x = 962,424.35

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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.