Home / 1,274,138.28-1,758,311.08-701,178.46

Finding the Fourth Proportional to 1,274,138.28, 1,758,311.08 and 701,178.46

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Solution

The fourth proportional to 1,274,138.28, 1,758,311.08 and 701,178.46 is: 967,626.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,138.28 : 1,758,311.08 = 701,178.46 : x
  2. Step 2: Convert to fraction form
    1,274,138.28/1,758,311.08 = 701,178.46/x
  3. Step 3: Cross multiply
    1,274,138.28x = 1,758,311.08 × 701,178.46
  4. Step 4: Simplify right side
    1,274,138.28x = 1,232,889,849,126.61
  5. Step 5: Solve for x
    x = 1,232,889,849,126.61/1,274,138.28
  6. Step 6: Final answer
    x = 967,626.41

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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.