Home / 1,353,902.52-1,868,385.24-742,074.96

Finding the Fourth Proportional to 1,353,902.52, 1,868,385.24 and 742,074.96

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Solution

The fourth proportional to 1,353,902.52, 1,868,385.24 and 742,074.96 is: 1,024,063.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,902.52 : 1,868,385.24 = 742,074.96 : x
  2. Step 2: Convert to fraction form
    1,353,902.52/1,868,385.24 = 742,074.96/x
  3. Step 3: Cross multiply
    1,353,902.52x = 1,868,385.24 × 742,074.96
  4. Step 4: Simplify right side
    1,353,902.52x = 1,386,481,902,237.59
  5. Step 5: Solve for x
    x = 1,386,481,902,237.59/1,353,902.52
  6. Step 6: Final answer
    x = 1,024,063.31

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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.