Home / 1,357,479.32-1,873,270.14-753,906.20

Finding the Fourth Proportional to 1,357,479.32, 1,873,270.14 and 753,906.20

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Solution

The fourth proportional to 1,357,479.32, 1,873,270.14 and 753,906.20 is: 1,040,362.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,479.32 : 1,873,270.14 = 753,906.20 : x
  2. Step 2: Convert to fraction form
    1,357,479.32/1,873,270.14 = 753,906.20/x
  3. Step 3: Cross multiply
    1,357,479.32x = 1,873,270.14 × 753,906.20
  4. Step 4: Simplify right side
    1,357,479.32x = 1,412,269,972,820.87
  5. Step 5: Solve for x
    x = 1,412,269,972,820.87/1,357,479.32
  6. Step 6: Final answer
    x = 1,040,362.05

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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.