Home / 1,981,330.67-2,734,280.65-1,110,230.35

Finding the Fourth Proportional to 1,981,330.67, 2,734,280.65 and 1,110,230.35

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Solution

The fourth proportional to 1,981,330.67, 2,734,280.65 and 1,110,230.35 is: 1,532,142.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,330.67 : 2,734,280.65 = 1,110,230.35 : x
  2. Step 2: Convert to fraction form
    1,981,330.67/2,734,280.65 = 1,110,230.35/x
  3. Step 3: Cross multiply
    1,981,330.67x = 2,734,280.65 × 1,110,230.35
  4. Step 4: Simplify right side
    1,981,330.67x = 3,035,681,357,599.81
  5. Step 5: Solve for x
    x = 3,035,681,357,599.81/1,981,330.67
  6. Step 6: Final answer
    x = 1,532,142.72

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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.