Home / 1,013,617.49-1,398,653.78-605,632.64

Finding the Fourth Proportional to 1,013,617.49, 1,398,653.78 and 605,632.64

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Solution

The fourth proportional to 1,013,617.49, 1,398,653.78 and 605,632.64 is: 835,690.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,617.49 : 1,398,653.78 = 605,632.64 : x
  2. Step 2: Convert to fraction form
    1,013,617.49/1,398,653.78 = 605,632.64/x
  3. Step 3: Cross multiply
    1,013,617.49x = 1,398,653.78 × 605,632.64
  4. Step 4: Simplify right side
    1,013,617.49x = 847,070,371,205.95
  5. Step 5: Solve for x
    x = 847,070,371,205.95/1,013,617.49
  6. Step 6: Final answer
    x = 835,690.37

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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.