Home / 1,117,344.16-1,541,828.31-627,201.49

Finding the Fourth Proportional to 1,117,344.16, 1,541,828.31 and 627,201.49

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Solution

The fourth proportional to 1,117,344.16, 1,541,828.31 and 627,201.49 is: 865,478.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,344.16 : 1,541,828.31 = 627,201.49 : x
  2. Step 2: Convert to fraction form
    1,117,344.16/1,541,828.31 = 627,201.49/x
  3. Step 3: Cross multiply
    1,117,344.16x = 1,541,828.31 × 627,201.49
  4. Step 4: Simplify right side
    1,117,344.16x = 967,037,013,356.18
  5. Step 5: Solve for x
    x = 967,037,013,356.18/1,117,344.16
  6. Step 6: Final answer
    x = 865,478.20

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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.