Home / 1,974,008.90-2,724,151.05-1,158,226.46

Finding the Fourth Proportional to 1,974,008.90, 2,724,151.05 and 1,158,226.46

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Solution

The fourth proportional to 1,974,008.90, 2,724,151.05 and 1,158,226.46 is: 1,598,363.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,008.90 : 2,724,151.05 = 1,158,226.46 : x
  2. Step 2: Convert to fraction form
    1,974,008.90/2,724,151.05 = 1,158,226.46/x
  3. Step 3: Cross multiply
    1,974,008.90x = 2,724,151.05 × 1,158,226.46
  4. Step 4: Simplify right side
    1,974,008.90x = 3,155,183,827,146.78
  5. Step 5: Solve for x
    x = 3,155,183,827,146.78/1,974,008.90
  6. Step 6: Final answer
    x = 1,598,363.53

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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.