Home / 1,972,689.88-2,958,334.98-710,178.52

Finding the Fourth Proportional to 1,972,689.88, 2,958,334.98 and 710,178.52

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Solution

The fourth proportional to 1,972,689.88, 2,958,334.98 and 710,178.52 is: 1,065,015.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,689.88 : 2,958,334.98 = 710,178.52 : x
  2. Step 2: Convert to fraction form
    1,972,689.88/2,958,334.98 = 710,178.52/x
  3. Step 3: Cross multiply
    1,972,689.88x = 2,958,334.98 × 710,178.52
  4. Step 4: Simplify right side
    1,972,689.88x = 2,100,945,957,760.63
  5. Step 5: Solve for x
    x = 2,100,945,957,760.63/1,972,689.88
  6. Step 6: Final answer
    x = 1,065,015.83

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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.