Home / 1,098,670.07-1,646,350.07-978,941.41

Finding the Fourth Proportional to 1,098,670.07, 1,646,350.07 and 978,941.41

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Solution

The fourth proportional to 1,098,670.07, 1,646,350.07 and 978,941.41 is: 1,466,937.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,670.07 : 1,646,350.07 = 978,941.41 : x
  2. Step 2: Convert to fraction form
    1,098,670.07/1,646,350.07 = 978,941.41/x
  3. Step 3: Cross multiply
    1,098,670.07x = 1,646,350.07 × 978,941.41
  4. Step 4: Simplify right side
    1,098,670.07x = 1,611,680,249,868.82
  5. Step 5: Solve for x
    x = 1,611,680,249,868.82/1,098,670.07
  6. Step 6: Final answer
    x = 1,466,937.43

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.