Home / 1,466,740.90-2,200,500.15-520,012.90

Finding the Fourth Proportional to 1,466,740.90, 2,200,500.15 and 520,012.90

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Solution

The fourth proportional to 1,466,740.90, 2,200,500.15 and 520,012.90 is: 780,157.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466,740.90 : 2,200,500.15 = 520,012.90 : x
  2. Step 2: Convert to fraction form
    1,466,740.90/2,200,500.15 = 520,012.90/x
  3. Step 3: Cross multiply
    1,466,740.90x = 2,200,500.15 × 520,012.90
  4. Step 4: Simplify right side
    1,466,740.90x = 1,144,288,464,451.94
  5. Step 5: Solve for x
    x = 1,144,288,464,451.94/1,466,740.90
  6. Step 6: Final answer
    x = 780,157.19

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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.