Home / 1,340,855.58-2,010,756.33-487,724.70

Finding the Fourth Proportional to 1,340,855.58, 2,010,756.33 and 487,724.70

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Solution

The fourth proportional to 1,340,855.58, 2,010,756.33 and 487,724.70 is: 731,395.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,855.58 : 2,010,756.33 = 487,724.70 : x
  2. Step 2: Convert to fraction form
    1,340,855.58/2,010,756.33 = 487,724.70/x
  3. Step 3: Cross multiply
    1,340,855.58x = 2,010,756.33 × 487,724.70
  4. Step 4: Simplify right side
    1,340,855.58x = 980,695,527,822.35
  5. Step 5: Solve for x
    x = 980,695,527,822.35/1,340,855.58
  6. Step 6: Final answer
    x = 731,395.34

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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.