Home / 1,176,648.52-1,765,147.74-545,626.12

Finding the Fourth Proportional to 1,176,648.52, 1,765,147.74 and 545,626.12

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Solution

The fourth proportional to 1,176,648.52, 1,765,147.74 and 545,626.12 is: 818,520.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,648.52 : 1,765,147.74 = 545,626.12 : x
  2. Step 2: Convert to fraction form
    1,176,648.52/1,765,147.74 = 545,626.12/x
  3. Step 3: Cross multiply
    1,176,648.52x = 1,765,147.74 × 545,626.12
  4. Step 4: Simplify right side
    1,176,648.52x = 963,110,712,602.97
  5. Step 5: Solve for x
    x = 963,110,712,602.97/1,176,648.52
  6. Step 6: Final answer
    x = 818,520.31

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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.