Home / 1,617,104.76-2,423,260.82-656,391.36

Finding the Fourth Proportional to 1,617,104.76, 2,423,260.82 and 656,391.36

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Solution

The fourth proportional to 1,617,104.76, 2,423,260.82 and 656,391.36 is: 983,614.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,104.76 : 2,423,260.82 = 656,391.36 : x
  2. Step 2: Convert to fraction form
    1,617,104.76/2,423,260.82 = 656,391.36/x
  3. Step 3: Cross multiply
    1,617,104.76x = 2,423,260.82 × 656,391.36
  4. Step 4: Simplify right side
    1,617,104.76x = 1,590,607,465,274.52
  5. Step 5: Solve for x
    x = 1,590,607,465,274.52/1,617,104.76
  6. Step 6: Final answer
    x = 983,614.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.