Home / 1,340,674.61-2,008,319.33-620,006.18

Finding the Fourth Proportional to 1,340,674.61, 2,008,319.33 and 620,006.18

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Solution

The fourth proportional to 1,340,674.61, 2,008,319.33 and 620,006.18 is: 928,764.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,674.61 : 2,008,319.33 = 620,006.18 : x
  2. Step 2: Convert to fraction form
    1,340,674.61/2,008,319.33 = 620,006.18/x
  3. Step 3: Cross multiply
    1,340,674.61x = 2,008,319.33 × 620,006.18
  4. Step 4: Simplify right side
    1,340,674.61x = 1,245,170,387,521.88
  5. Step 5: Solve for x
    x = 1,245,170,387,521.88/1,340,674.61
  6. Step 6: Final answer
    x = 928,764.05

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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.