Home / 1,013,217.54-1,398,011.31-605,239.53

Finding the Fourth Proportional to 1,013,217.54, 1,398,011.31 and 605,239.53

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Solution

The fourth proportional to 1,013,217.54, 1,398,011.31 and 605,239.53 is: 835,093.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,217.54 : 1,398,011.31 = 605,239.53 : x
  2. Step 2: Convert to fraction form
    1,013,217.54/1,398,011.31 = 605,239.53/x
  3. Step 3: Cross multiply
    1,013,217.54x = 1,398,011.31 × 605,239.53
  4. Step 4: Simplify right side
    1,013,217.54x = 846,131,708,199.08
  5. Step 5: Solve for x
    x = 846,131,708,199.08/1,013,217.54
  6. Step 6: Final answer
    x = 835,093.82

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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.