Home / 1,265,441.76-1,746,309.72-692,481.96

Finding the Fourth Proportional to 1,265,441.76, 1,746,309.72 and 692,481.96

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Solution

The fourth proportional to 1,265,441.76, 1,746,309.72 and 692,481.96 is: 955,625.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,441.76 : 1,746,309.72 = 692,481.96 : x
  2. Step 2: Convert to fraction form
    1,265,441.76/1,746,309.72 = 692,481.96/x
  3. Step 3: Cross multiply
    1,265,441.76x = 1,746,309.72 × 692,481.96
  4. Step 4: Simplify right side
    1,265,441.76x = 1,209,287,977,672.65
  5. Step 5: Solve for x
    x = 1,209,287,977,672.65/1,265,441.76
  6. Step 6: Final answer
    x = 955,625.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.