Home / 1,284,926.32-1,773,244.44-775,529.20

Finding the Fourth Proportional to 1,284,926.32, 1,773,244.44 and 775,529.20

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Solution

The fourth proportional to 1,284,926.32, 1,773,244.44 and 775,529.20 is: 1,070,258.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,926.32 : 1,773,244.44 = 775,529.20 : x
  2. Step 2: Convert to fraction form
    1,284,926.32/1,773,244.44 = 775,529.20/x
  3. Step 3: Cross multiply
    1,284,926.32x = 1,773,244.44 × 775,529.20
  4. Step 4: Simplify right side
    1,284,926.32x = 1,375,202,841,957.65
  5. Step 5: Solve for x
    x = 1,375,202,841,957.65/1,284,926.32
  6. Step 6: Final answer
    x = 1,070,258.13

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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.