Home / 1,013,214.55-1,398,007.17-605,236.53

Finding the Fourth Proportional to 1,013,214.55, 1,398,007.17 and 605,236.53

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Solution

The fourth proportional to 1,013,214.55, 1,398,007.17 and 605,236.53 is: 835,089.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,214.55 : 1,398,007.17 = 605,236.53 : x
  2. Step 2: Convert to fraction form
    1,013,214.55/1,398,007.17 = 605,236.53/x
  3. Step 3: Cross multiply
    1,013,214.55x = 1,398,007.17 × 605,236.53
  4. Step 4: Simplify right side
    1,013,214.55x = 846,125,011,498.78
  5. Step 5: Solve for x
    x = 846,125,011,498.78/1,013,214.55
  6. Step 6: Final answer
    x = 835,089.68

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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.