Home / 1,762,422.32-2,432,136.84-998,621.48

Finding the Fourth Proportional to 1,762,422.32, 2,432,136.84 and 998,621.48

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Solution

The fourth proportional to 1,762,422.32, 2,432,136.84 and 998,621.48 is: 1,378,094.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,422.32 : 2,432,136.84 = 998,621.48 : x
  2. Step 2: Convert to fraction form
    1,762,422.32/2,432,136.84 = 998,621.48/x
  3. Step 3: Cross multiply
    1,762,422.32x = 2,432,136.84 × 998,621.48
  4. Step 4: Simplify right side
    1,762,422.32x = 2,428,784,090,723.32
  5. Step 5: Solve for x
    x = 2,428,784,090,723.32/1,762,422.32
  6. Step 6: Final answer
    x = 1,378,094.26

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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.