Home / 1,004,461.78-1,386,167.43-545,585.31

Finding the Fourth Proportional to 1,004,461.78, 1,386,167.43 and 545,585.31

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Solution

The fourth proportional to 1,004,461.78, 1,386,167.43 and 545,585.31 is: 752,913.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,461.78 : 1,386,167.43 = 545,585.31 : x
  2. Step 2: Convert to fraction form
    1,004,461.78/1,386,167.43 = 545,585.31/x
  3. Step 3: Cross multiply
    1,004,461.78x = 1,386,167.43 × 545,585.31
  4. Step 4: Simplify right side
    1,004,461.78x = 756,272,590,473.87
  5. Step 5: Solve for x
    x = 756,272,590,473.87/1,004,461.78
  6. Step 6: Final answer
    x = 752,913.26

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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.