Home / 1,334,890.08-1,842,123.60-731,273.76

Finding the Fourth Proportional to 1,334,890.08, 1,842,123.60 and 731,273.76

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Solution

The fourth proportional to 1,334,890.08, 1,842,123.60 and 731,273.76 is: 1,009,144.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,890.08 : 1,842,123.60 = 731,273.76 : x
  2. Step 2: Convert to fraction form
    1,334,890.08/1,842,123.60 = 731,273.76/x
  3. Step 3: Cross multiply
    1,334,890.08x = 1,842,123.60 × 731,273.76
  4. Step 4: Simplify right side
    1,334,890.08x = 1,347,096,651,356.74
  5. Step 5: Solve for x
    x = 1,347,096,651,356.74/1,334,890.08
  6. Step 6: Final answer
    x = 1,009,144.25

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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.