Home / 1,476,209.60-2,214,199.20-577,476.80

Finding the Fourth Proportional to 1,476,209.60, 2,214,199.20 and 577,476.80

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Solution

The fourth proportional to 1,476,209.60, 2,214,199.20 and 577,476.80 is: 866,170.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,209.60 : 2,214,199.20 = 577,476.80 : x
  2. Step 2: Convert to fraction form
    1,476,209.60/2,214,199.20 = 577,476.80/x
  3. Step 3: Cross multiply
    1,476,209.60x = 2,214,199.20 × 577,476.80
  4. Step 4: Simplify right side
    1,476,209.60x = 1,278,648,668,578.56
  5. Step 5: Solve for x
    x = 1,278,648,668,578.56/1,476,209.60
  6. Step 6: Final answer
    x = 866,170.14

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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.