Home / 1,132,913.66-1,699,370.55-384,959.66

Finding the Fourth Proportional to 1,132,913.66, 1,699,370.55 and 384,959.66

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Solution

The fourth proportional to 1,132,913.66, 1,699,370.55 and 384,959.66 is: 577,439.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,913.66 : 1,699,370.55 = 384,959.66 : x
  2. Step 2: Convert to fraction form
    1,132,913.66/1,699,370.55 = 384,959.66/x
  3. Step 3: Cross multiply
    1,132,913.66x = 1,699,370.55 × 384,959.66
  4. Step 4: Simplify right side
    1,132,913.66x = 654,189,100,645.16
  5. Step 5: Solve for x
    x = 654,189,100,645.16/1,132,913.66
  6. Step 6: Final answer
    x = 577,439.51

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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.