Home / 1,687,988.06-2,329,610.76-963,014.60

Finding the Fourth Proportional to 1,687,988.06, 2,329,610.76 and 963,014.60

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Solution

The fourth proportional to 1,687,988.06, 2,329,610.76 and 963,014.60 is: 1,329,066.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,988.06 : 2,329,610.76 = 963,014.60 : x
  2. Step 2: Convert to fraction form
    1,687,988.06/2,329,610.76 = 963,014.60/x
  3. Step 3: Cross multiply
    1,687,988.06x = 2,329,610.76 × 963,014.60
  4. Step 4: Simplify right side
    1,687,988.06x = 2,243,449,174,197.10
  5. Step 5: Solve for x
    x = 2,243,449,174,197.10/1,687,988.06
  6. Step 6: Final answer
    x = 1,329,066.97

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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.