Home / 2,087,570.18-3,126,039.50-1,375,439.24

Finding the Fourth Proportional to 2,087,570.18, 3,126,039.50 and 1,375,439.24

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Solution

The fourth proportional to 2,087,570.18, 3,126,039.50 and 1,375,439.24 is: 2,059,656.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,570.18 : 3,126,039.50 = 1,375,439.24 : x
  2. Step 2: Convert to fraction form
    2,087,570.18/3,126,039.50 = 1,375,439.24/x
  3. Step 3: Cross multiply
    2,087,570.18x = 3,126,039.50 × 1,375,439.24
  4. Step 4: Simplify right side
    2,087,570.18x = 4,299,677,394,089.98
  5. Step 5: Solve for x
    x = 4,299,677,394,089.98/2,087,570.18
  6. Step 6: Final answer
    x = 2,059,656.45

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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.