Home / 2,087,168.40-3,130,014.96-992,824.20

Finding the Fourth Proportional to 2,087,168.40, 3,130,014.96 and 992,824.20

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Solution

The fourth proportional to 2,087,168.40, 3,130,014.96 and 992,824.20 is: 1,488,885.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,168.40 : 3,130,014.96 = 992,824.20 : x
  2. Step 2: Convert to fraction form
    2,087,168.40/3,130,014.96 = 992,824.20/x
  3. Step 3: Cross multiply
    2,087,168.40x = 3,130,014.96 × 992,824.20
  4. Step 4: Simplify right side
    2,087,168.40x = 3,107,554,598,650.03
  5. Step 5: Solve for x
    x = 3,107,554,598,650.03/2,087,168.40
  6. Step 6: Final answer
    x = 1,488,885.42

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1.5x scale

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.