Home / 1,130,626.20-1,695,404.70-657,456.60

Finding the Fourth Proportional to 1,130,626.20, 1,695,404.70 and 657,456.60

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Solution

The fourth proportional to 1,130,626.20, 1,695,404.70 and 657,456.60 is: 985,874.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,626.20 : 1,695,404.70 = 657,456.60 : x
  2. Step 2: Convert to fraction form
    1,130,626.20/1,695,404.70 = 657,456.60/x
  3. Step 3: Cross multiply
    1,130,626.20x = 1,695,404.70 × 657,456.60
  4. Step 4: Simplify right side
    1,130,626.20x = 1,114,655,009,686.02
  5. Step 5: Solve for x
    x = 1,114,655,009,686.02/1,130,626.20
  6. Step 6: Final answer
    x = 985,874.03

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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.