Home / 1,057,124.17-1,458,833.35-627,490.45

Finding the Fourth Proportional to 1,057,124.17, 1,458,833.35 and 627,490.45

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Solution

The fourth proportional to 1,057,124.17, 1,458,833.35 and 627,490.45 is: 865,938.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,124.17 : 1,458,833.35 = 627,490.45 : x
  2. Step 2: Convert to fraction form
    1,057,124.17/1,458,833.35 = 627,490.45/x
  3. Step 3: Cross multiply
    1,057,124.17x = 1,458,833.35 × 627,490.45
  4. Step 4: Simplify right side
    1,057,124.17x = 915,403,992,129.06
  5. Step 5: Solve for x
    x = 915,403,992,129.06/1,057,124.17
  6. Step 6: Final answer
    x = 865,938.00

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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.