Home / 2,865,347.39-3,954,188.72-1,576,285.85

Finding the Fourth Proportional to 2,865,347.39, 3,954,188.72 and 1,576,285.85

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Solution

The fourth proportional to 2,865,347.39, 3,954,188.72 and 1,576,285.85 is: 2,175,279.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865,347.39 : 3,954,188.72 = 1,576,285.85 : x
  2. Step 2: Convert to fraction form
    2,865,347.39/3,954,188.72 = 1,576,285.85/x
  3. Step 3: Cross multiply
    2,865,347.39x = 3,954,188.72 × 1,576,285.85
  4. Step 4: Simplify right side
    2,865,347.39x = 6,232,931,727,565.61
  5. Step 5: Solve for x
    x = 6,232,931,727,565.61/2,865,347.39
  6. Step 6: Final answer
    x = 2,175,279.60

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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.