Home / 3,442,238.40-5,162,666.40-1,645,118.40

Finding the Fourth Proportional to 3,442,238.40, 5,162,666.40 and 1,645,118.40

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Solution

The fourth proportional to 3,442,238.40, 5,162,666.40 and 1,645,118.40 is: 2,467,347.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442,238.40 : 5,162,666.40 = 1,645,118.40 : x
  2. Step 2: Convert to fraction form
    3,442,238.40/5,162,666.40 = 1,645,118.40/x
  3. Step 3: Cross multiply
    3,442,238.40x = 5,162,666.40 × 1,645,118.40
  4. Step 4: Simplify right side
    3,442,238.40x = 8,493,197,487,701.76
  5. Step 5: Solve for x
    x = 8,493,197,487,701.76/3,442,238.40
  6. Step 6: Final answer
    x = 2,467,347.26

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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.