Home / 1,004,383.17-1,386,058.78-545,506.70

Finding the Fourth Proportional to 1,004,383.17, 1,386,058.78 and 545,506.70

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Solution

The fourth proportional to 1,004,383.17, 1,386,058.78 and 545,506.70 is: 752,804.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,383.17 : 1,386,058.78 = 545,506.70 : x
  2. Step 2: Convert to fraction form
    1,004,383.17/1,386,058.78 = 545,506.70/x
  3. Step 3: Cross multiply
    1,004,383.17x = 1,386,058.78 × 545,506.70
  4. Step 4: Simplify right side
    1,004,383.17x = 756,104,348,356.29
  5. Step 5: Solve for x
    x = 756,104,348,356.29/1,004,383.17
  6. Step 6: Final answer
    x = 752,804.68

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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.