Home / 1,747,602.70-2,621,404.05-1,187,730.70

Finding the Fourth Proportional to 1,747,602.70, 2,621,404.05 and 1,187,730.70

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Solution

The fourth proportional to 1,747,602.70, 2,621,404.05 and 1,187,730.70 is: 1,781,596.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,602.70 : 2,621,404.05 = 1,187,730.70 : x
  2. Step 2: Convert to fraction form
    1,747,602.70/2,621,404.05 = 1,187,730.70/x
  3. Step 3: Cross multiply
    1,747,602.70x = 2,621,404.05 × 1,187,730.70
  4. Step 4: Simplify right side
    1,747,602.70x = 3,113,522,067,289.33
  5. Step 5: Solve for x
    x = 3,113,522,067,289.33/1,747,602.70
  6. Step 6: Final answer
    x = 1,781,596.05

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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.