Home / 1,160,815.80-1,739,841.30-486,895.80

Finding the Fourth Proportional to 1,160,815.80, 1,739,841.30 and 486,895.80

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Solution

The fourth proportional to 1,160,815.80, 1,739,841.30 and 486,895.80 is: 729,763.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,815.80 : 1,739,841.30 = 486,895.80 : x
  2. Step 2: Convert to fraction form
    1,160,815.80/1,739,841.30 = 486,895.80/x
  3. Step 3: Cross multiply
    1,160,815.80x = 1,739,841.30 × 486,895.80
  4. Step 4: Simplify right side
    1,160,815.80x = 847,121,421,636.54
  5. Step 5: Solve for x
    x = 847,121,421,636.54/1,160,815.80
  6. Step 6: Final answer
    x = 729,763.86

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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.