Home / 6,442,947-9,664,478.82-1,955,223

Finding the Fourth Proportional to 6,442,947, 9,664,478.82 and 1,955,223

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Solution

The fourth proportional to 6,442,947, 9,664,478.82 and 1,955,223 is: 2,932,852.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442,947 : 9,664,478.82 = 1,955,223 : x
  2. Step 2: Convert to fraction form
    6,442,947/9,664,478.82 = 1,955,223/x
  3. Step 3: Cross multiply
    6,442,947x = 9,664,478.82 × 1,955,223
  4. Step 4: Simplify right side
    6,442,947x = 18,896,211,271,876.86
  5. Step 5: Solve for x
    x = 18,896,211,271,876.86/6,442,947
  6. Step 6: Final answer
    x = 2,932,852.20

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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.