Home / 1,429,230.20-2,144,734.07-890,544.15

Finding the Fourth Proportional to 1,429,230.20, 2,144,734.07 and 890,544.15

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Solution

The fourth proportional to 1,429,230.20, 2,144,734.07 and 890,544.15 is: 1,336,370.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,230.20 : 2,144,734.07 = 890,544.15 : x
  2. Step 2: Convert to fraction form
    1,429,230.20/2,144,734.07 = 890,544.15/x
  3. Step 3: Cross multiply
    1,429,230.20x = 2,144,734.07 × 890,544.15
  4. Step 4: Simplify right side
    1,429,230.20x = 1,909,980,374,891.47
  5. Step 5: Solve for x
    x = 1,909,980,374,891.47/1,429,230.20
  6. Step 6: Final answer
    x = 1,336,370.01

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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.