Home / 1,513,156.56-2,270,276.88-648,228.66

Finding the Fourth Proportional to 1,513,156.56, 2,270,276.88 and 648,228.66

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Solution

The fourth proportional to 1,513,156.56, 2,270,276.88 and 648,228.66 is: 972,575.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,156.56 : 2,270,276.88 = 648,228.66 : x
  2. Step 2: Convert to fraction form
    1,513,156.56/2,270,276.88 = 648,228.66/x
  3. Step 3: Cross multiply
    1,513,156.56x = 2,270,276.88 × 648,228.66
  4. Step 4: Simplify right side
    1,513,156.56x = 1,471,658,539,751.38
  5. Step 5: Solve for x
    x = 1,471,658,539,751.38/1,513,156.56
  6. Step 6: Final answer
    x = 972,575.20

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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.