Home / 1,132,878.90-1,699,318.35-384,924.90

Finding the Fourth Proportional to 1,132,878.90, 1,699,318.35 and 384,924.90

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Solution

The fourth proportional to 1,132,878.90, 1,699,318.35 and 384,924.90 is: 577,387.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,878.90 : 1,699,318.35 = 384,924.90 : x
  2. Step 2: Convert to fraction form
    1,132,878.90/1,699,318.35 = 384,924.90/x
  3. Step 3: Cross multiply
    1,132,878.90x = 1,699,318.35 × 384,924.90
  4. Step 4: Simplify right side
    1,132,878.90x = 654,109,945,941.92
  5. Step 5: Solve for x
    x = 654,109,945,941.92/1,132,878.90
  6. Step 6: Final answer
    x = 577,387.35

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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.