Home / 3,023,384.30-4,172,112.87-1,877,440.22

Finding the Fourth Proportional to 3,023,384.30, 4,172,112.87 and 1,877,440.22

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Solution

The fourth proportional to 3,023,384.30, 4,172,112.87 and 1,877,440.22 is: 2,590,769.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023,384.30 : 4,172,112.87 = 1,877,440.22 : x
  2. Step 2: Convert to fraction form
    3,023,384.30/4,172,112.87 = 1,877,440.22/x
  3. Step 3: Cross multiply
    3,023,384.30x = 4,172,112.87 × 1,877,440.22
  4. Step 4: Simplify right side
    3,023,384.30x = 7,832,892,504,517.63
  5. Step 5: Solve for x
    x = 7,832,892,504,517.63/3,023,384.30
  6. Step 6: Final answer
    x = 2,590,769.72

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1.5x scale

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.