Home / 1,148,909.33-1,585,458.87-665,483.92

Finding the Fourth Proportional to 1,148,909.33, 1,585,458.87 and 665,483.92

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Solution

The fourth proportional to 1,148,909.33, 1,585,458.87 and 665,483.92 is: 918,346.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,909.33 : 1,585,458.87 = 665,483.92 : x
  2. Step 2: Convert to fraction form
    1,148,909.33/1,585,458.87 = 665,483.92/x
  3. Step 3: Cross multiply
    1,148,909.33x = 1,585,458.87 × 665,483.92
  4. Step 4: Simplify right side
    1,148,909.33x = 1,055,097,377,347.16
  5. Step 5: Solve for x
    x = 1,055,097,377,347.16/1,148,909.33
  6. Step 6: Final answer
    x = 918,346.95

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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.