Home / 1,146,160.13-1,581,667.53-656,113.40

Finding the Fourth Proportional to 1,146,160.13, 1,581,667.53 and 656,113.40

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Solution

The fourth proportional to 1,146,160.13, 1,581,667.53 and 656,113.40 is: 905,417.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,160.13 : 1,581,667.53 = 656,113.40 : x
  2. Step 2: Convert to fraction form
    1,146,160.13/1,581,667.53 = 656,113.40/x
  3. Step 3: Cross multiply
    1,146,160.13x = 1,581,667.53 × 656,113.40
  4. Step 4: Simplify right side
    1,146,160.13x = 1,037,753,256,340.39
  5. Step 5: Solve for x
    x = 1,037,753,256,340.39/1,146,160.13
  6. Step 6: Final answer
    x = 905,417.34

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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.