Home / 3,386,981.28-4,674,049.20-1,859,100.96

Finding the Fourth Proportional to 3,386,981.28, 4,674,049.20 and 1,859,100.96

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Solution

The fourth proportional to 3,386,981.28, 4,674,049.20 and 1,859,100.96 is: 2,565,567.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386,981.28 : 4,674,049.20 = 1,859,100.96 : x
  2. Step 2: Convert to fraction form
    3,386,981.28/4,674,049.20 = 1,859,100.96/x
  3. Step 3: Cross multiply
    3,386,981.28x = 4,674,049.20 × 1,859,100.96
  4. Step 4: Simplify right side
    3,386,981.28x = 8,689,529,354,807.23
  5. Step 5: Solve for x
    x = 8,689,529,354,807.23/3,386,981.28
  6. Step 6: Final answer
    x = 2,565,567.58

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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.