Home / 1,985,251.68-2,976,983.28-564,984.72

Finding the Fourth Proportional to 1,985,251.68, 2,976,983.28 and 564,984.72

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Solution

The fourth proportional to 1,985,251.68, 2,976,983.28 and 564,984.72 is: 847,222.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,251.68 : 2,976,983.28 = 564,984.72 : x
  2. Step 2: Convert to fraction form
    1,985,251.68/2,976,983.28 = 564,984.72/x
  3. Step 3: Cross multiply
    1,985,251.68x = 2,976,983.28 × 564,984.72
  4. Step 4: Simplify right side
    1,985,251.68x = 1,681,950,064,895.48
  5. Step 5: Solve for x
    x = 1,681,950,064,895.48/1,985,251.68
  6. Step 6: Final answer
    x = 847,222.59

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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.