Home / 1,231,966.32-1,700,141.40-723,035.76

Finding the Fourth Proportional to 1,231,966.32, 1,700,141.40 and 723,035.76

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Solution

The fourth proportional to 1,231,966.32, 1,700,141.40 and 723,035.76 is: 997,805.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,966.32 : 1,700,141.40 = 723,035.76 : x
  2. Step 2: Convert to fraction form
    1,231,966.32/1,700,141.40 = 723,035.76/x
  3. Step 3: Cross multiply
    1,231,966.32x = 1,700,141.40 × 723,035.76
  4. Step 4: Simplify right side
    1,231,966.32x = 1,229,263,029,256.46
  5. Step 5: Solve for x
    x = 1,229,263,029,256.46/1,231,966.32
  6. Step 6: Final answer
    x = 997,805.71

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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.