Home / 4,428,934.60-6,643,401.90-3,869,062.60

Finding the Fourth Proportional to 4,428,934.60, 6,643,401.90 and 3,869,062.60

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Solution

The fourth proportional to 4,428,934.60, 6,643,401.90 and 3,869,062.60 is: 5,803,593.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,934.60 : 6,643,401.90 = 3,869,062.60 : x
  2. Step 2: Convert to fraction form
    4,428,934.60/6,643,401.90 = 3,869,062.60/x
  3. Step 3: Cross multiply
    4,428,934.60x = 6,643,401.90 × 3,869,062.60
  4. Step 4: Simplify right side
    4,428,934.60x = 25,703,737,828,058.94
  5. Step 5: Solve for x
    x = 25,703,737,828,058.94/4,428,934.60
  6. Step 6: Final answer
    x = 5,803,593.90

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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.