Home / 3,677,990.40-5,513,702.40-1,433,606.40

Finding the Fourth Proportional to 3,677,990.40, 5,513,702.40 and 1,433,606.40

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Solution

The fourth proportional to 3,677,990.40, 5,513,702.40 and 1,433,606.40 is: 2,149,129.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677,990.40 : 5,513,702.40 = 1,433,606.40 : x
  2. Step 2: Convert to fraction form
    3,677,990.40/5,513,702.40 = 1,433,606.40/x
  3. Step 3: Cross multiply
    3,677,990.40x = 5,513,702.40 × 1,433,606.40
  4. Step 4: Simplify right side
    3,677,990.40x = 7,904,479,048,335.36
  5. Step 5: Solve for x
    x = 7,904,479,048,335.36/3,677,990.40
  6. Step 6: Final answer
    x = 2,149,129.87

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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.