Home / 1,271,496.44-1,754,697.12-698,589.92

Finding the Fourth Proportional to 1,271,496.44, 1,754,697.12 and 698,589.92

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Solution

The fourth proportional to 1,271,496.44, 1,754,697.12 and 698,589.92 is: 964,071.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,496.44 : 1,754,697.12 = 698,589.92 : x
  2. Step 2: Convert to fraction form
    1,271,496.44/1,754,697.12 = 698,589.92/x
  3. Step 3: Cross multiply
    1,271,496.44x = 1,754,697.12 × 698,589.92
  4. Step 4: Simplify right side
    1,271,496.44x = 1,225,813,720,685.03
  5. Step 5: Solve for x
    x = 1,225,813,720,685.03/1,271,496.44
  6. Step 6: Final answer
    x = 964,071.69

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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.