Home / 3,432,117.93-4,736,378.00-1,981,940.10

Finding the Fourth Proportional to 3,432,117.93, 4,736,378.00 and 1,981,940.10

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Solution

The fourth proportional to 3,432,117.93, 4,736,378.00 and 1,981,940.10 is: 2,735,109.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432,117.93 : 4,736,378.00 = 1,981,940.10 : x
  2. Step 2: Convert to fraction form
    3,432,117.93/4,736,378.00 = 1,981,940.10/x
  3. Step 3: Cross multiply
    3,432,117.93x = 4,736,378.00 × 1,981,940.10
  4. Step 4: Simplify right side
    3,432,117.93x = 9,387,217,474,151.23
  5. Step 5: Solve for x
    x = 9,387,217,474,151.23/3,432,117.93
  6. Step 6: Final answer
    x = 2,735,109.25

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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.