Home / 1,095,551.36-1,642,238.40-762,427.52

Finding the Fourth Proportional to 1,095,551.36, 1,642,238.40 and 762,427.52

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Solution

The fourth proportional to 1,095,551.36, 1,642,238.40 and 762,427.52 is: 1,142,883.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,551.36 : 1,642,238.40 = 762,427.52 : x
  2. Step 2: Convert to fraction form
    1,095,551.36/1,642,238.40 = 762,427.52/x
  3. Step 3: Cross multiply
    1,095,551.36x = 1,642,238.40 × 762,427.52
  4. Step 4: Simplify right side
    1,095,551.36x = 1,252,087,750,560.77
  5. Step 5: Solve for x
    x = 1,252,087,750,560.77/1,095,551.36
  6. Step 6: Final answer
    x = 1,142,883.66

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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.