Home / 1,098,561.90-1,646,460.45-974,145.90

Finding the Fourth Proportional to 1,098,561.90, 1,646,460.45 and 974,145.90

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Solution

The fourth proportional to 1,098,561.90, 1,646,460.45 and 974,145.90 is: 1,459,993.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,561.90 : 1,646,460.45 = 974,145.90 : x
  2. Step 2: Convert to fraction form
    1,098,561.90/1,646,460.45 = 974,145.90/x
  3. Step 3: Cross multiply
    1,098,561.90x = 1,646,460.45 × 974,145.90
  4. Step 4: Simplify right side
    1,098,561.90x = 1,603,892,696,879.66
  5. Step 5: Solve for x
    x = 1,603,892,696,879.66/1,098,561.90
  6. Step 6: Final answer
    x = 1,459,993.01

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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.