Home / 1,193,152.78-1,646,551.08-656,608.78

Finding the Fourth Proportional to 1,193,152.78, 1,646,551.08 and 656,608.78

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Solution

The fourth proportional to 1,193,152.78, 1,646,551.08 and 656,608.78 is: 906,120.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,152.78 : 1,646,551.08 = 656,608.78 : x
  2. Step 2: Convert to fraction form
    1,193,152.78/1,646,551.08 = 656,608.78/x
  3. Step 3: Cross multiply
    1,193,152.78x = 1,646,551.08 × 656,608.78
  4. Step 4: Simplify right side
    1,193,152.78x = 1,081,139,895,846.48
  5. Step 5: Solve for x
    x = 1,081,139,895,846.48/1,193,152.78
  6. Step 6: Final answer
    x = 906,120.25

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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.