Home / 1,145,047.60-1,580,215.04-635,750

Finding the Fourth Proportional to 1,145,047.60, 1,580,215.04 and 635,750

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Solution

The fourth proportional to 1,145,047.60, 1,580,215.04 and 635,750 is: 877,362.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,047.60 : 1,580,215.04 = 635,750 : x
  2. Step 2: Convert to fraction form
    1,145,047.60/1,580,215.04 = 635,750/x
  3. Step 3: Cross multiply
    1,145,047.60x = 1,580,215.04 × 635,750
  4. Step 4: Simplify right side
    1,145,047.60x = 1,004,621,711,680
  5. Step 5: Solve for x
    x = 1,004,621,711,680/1,145,047.60
  6. Step 6: Final answer
    x = 877,362.40

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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.