Home / 1,654,435.96-2,479,508.39-742,945.39

Finding the Fourth Proportional to 1,654,435.96, 2,479,508.39 and 742,945.39

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Solution

The fourth proportional to 1,654,435.96, 2,479,508.39 and 742,945.39 is: 1,113,454.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,654,435.96 : 2,479,508.39 = 742,945.39 : x
  2. Step 2: Convert to fraction form
    1,654,435.96/2,479,508.39 = 742,945.39/x
  3. Step 3: Cross multiply
    1,654,435.96x = 2,479,508.39 × 742,945.39
  4. Step 4: Simplify right side
    1,654,435.96x = 1,842,139,327,816.82
  5. Step 5: Solve for x
    x = 1,842,139,327,816.82/1,654,435.96
  6. Step 6: Final answer
    x = 1,113,454.60

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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.