Home / 3,615,702.12-4,989,499.92-1,984,068.36

Finding the Fourth Proportional to 3,615,702.12, 4,989,499.92 and 1,984,068.36

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Solution

The fourth proportional to 3,615,702.12, 4,989,499.92 and 1,984,068.36 is: 2,737,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,702.12 : 4,989,499.92 = 1,984,068.36 : x
  2. Step 2: Convert to fraction form
    3,615,702.12/4,989,499.92 = 1,984,068.36/x
  3. Step 3: Cross multiply
    3,615,702.12x = 4,989,499.92 × 1,984,068.36
  4. Step 4: Simplify right side
    3,615,702.12x = 9,899,508,923,494.53
  5. Step 5: Solve for x
    x = 9,899,508,923,494.53/3,615,702.12
  6. Step 6: Final answer
    x = 2,737,921.60

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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.