Home / 1,616,983.40-2,425,134.90-817,513.40

Finding the Fourth Proportional to 1,616,983.40, 2,425,134.90 and 817,513.40

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Solution

The fourth proportional to 1,616,983.40, 2,425,134.90 and 817,513.40 is: 1,226,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,983.40 : 2,425,134.90 = 817,513.40 : x
  2. Step 2: Convert to fraction form
    1,616,983.40/2,425,134.90 = 817,513.40/x
  3. Step 3: Cross multiply
    1,616,983.40x = 2,425,134.90 × 817,513.40
  4. Step 4: Simplify right side
    1,616,983.40x = 1,982,580,277,557.66
  5. Step 5: Solve for x
    x = 1,982,580,277,557.66/1,616,983.40
  6. Step 6: Final answer
    x = 1,226,098.10

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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.