Home / 1,369,202.20-2,052,053.70-657,698.20

Finding the Fourth Proportional to 1,369,202.20, 2,052,053.70 and 657,698.20

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Solution

The fourth proportional to 1,369,202.20, 2,052,053.70 and 657,698.20 is: 985,706.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,202.20 : 2,052,053.70 = 657,698.20 : x
  2. Step 2: Convert to fraction form
    1,369,202.20/2,052,053.70 = 657,698.20/x
  3. Step 3: Cross multiply
    1,369,202.20x = 2,052,053.70 × 657,698.20
  4. Step 4: Simplify right side
    1,369,202.20x = 1,349,632,024,793.34
  5. Step 5: Solve for x
    x = 1,349,632,024,793.34/1,369,202.20
  6. Step 6: Final answer
    x = 985,706.88

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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.