Home / 1,255,657.04-1,732,877.52-682,684.88

Finding the Fourth Proportional to 1,255,657.04, 1,732,877.52 and 682,684.88

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Solution

The fourth proportional to 1,255,657.04, 1,732,877.52 and 682,684.88 is: 942,143.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,657.04 : 1,732,877.52 = 682,684.88 : x
  2. Step 2: Convert to fraction form
    1,255,657.04/1,732,877.52 = 682,684.88/x
  3. Step 3: Cross multiply
    1,255,657.04x = 1,732,877.52 × 682,684.88
  4. Step 4: Simplify right side
    1,255,657.04x = 1,183,009,281,795.90
  5. Step 5: Solve for x
    x = 1,183,009,281,795.90/1,255,657.04
  6. Step 6: Final answer
    x = 942,143.63

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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.