Home / 840,282.03-1,255,065.12-760,196.52

Finding the Fourth Proportional to 840,282.03, 1,255,065.12 and 760,196.52

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Solution

The fourth proportional to 840,282.03, 1,255,065.12 and 760,196.52 is: 1,135,447.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,282.03 : 1,255,065.12 = 760,196.52 : x
  2. Step 2: Convert to fraction form
    840,282.03/1,255,065.12 = 760,196.52/x
  3. Step 3: Cross multiply
    840,282.03x = 1,255,065.12 × 760,196.52
  4. Step 4: Simplify right side
    840,282.03x = 954,096,136,597.38
  5. Step 5: Solve for x
    x = 954,096,136,597.38/840,282.03
  6. Step 6: Final answer
    x = 1,135,447.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.