Home / 1,407,282.01-1,942,041.49-762,695.35

Finding the Fourth Proportional to 1,407,282.01, 1,942,041.49 and 762,695.35

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Solution

The fourth proportional to 1,407,282.01, 1,942,041.49 and 762,695.35 is: 1,052,515.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,282.01 : 1,942,041.49 = 762,695.35 : x
  2. Step 2: Convert to fraction form
    1,407,282.01/1,942,041.49 = 762,695.35/x
  3. Step 3: Cross multiply
    1,407,282.01x = 1,942,041.49 × 762,695.35
  4. Step 4: Simplify right side
    1,407,282.01x = 1,481,186,013,930.07
  5. Step 5: Solve for x
    x = 1,481,186,013,930.07/1,407,282.01
  6. Step 6: Final answer
    x = 1,052,515.42

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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.