Home / 1,231,965.32-1,700,140.02-723,034.76

Finding the Fourth Proportional to 1,231,965.32, 1,700,140.02 and 723,034.76

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Solution

The fourth proportional to 1,231,965.32, 1,700,140.02 and 723,034.76 is: 997,804.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,965.32 : 1,700,140.02 = 723,034.76 : x
  2. Step 2: Convert to fraction form
    1,231,965.32/1,700,140.02 = 723,034.76/x
  3. Step 3: Cross multiply
    1,231,965.32x = 1,700,140.02 × 723,034.76
  4. Step 4: Simplify right side
    1,231,965.32x = 1,229,260,331,327.10
  5. Step 5: Solve for x
    x = 1,229,260,331,327.10/1,231,965.32
  6. Step 6: Final answer
    x = 997,804.33

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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.