Home / 3,045,946.50-4,203,406.17-1,687,819.50

Finding the Fourth Proportional to 3,045,946.50, 4,203,406.17 and 1,687,819.50

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Solution

The fourth proportional to 3,045,946.50, 4,203,406.17 and 1,687,819.50 is: 2,329,190.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045,946.50 : 4,203,406.17 = 1,687,819.50 : x
  2. Step 2: Convert to fraction form
    3,045,946.50/4,203,406.17 = 1,687,819.50/x
  3. Step 3: Cross multiply
    3,045,946.50x = 4,203,406.17 × 1,687,819.50
  4. Step 4: Simplify right side
    3,045,946.50x = 7,094,590,900,146.32
  5. Step 5: Solve for x
    x = 7,094,590,900,146.32/3,045,946.50
  6. Step 6: Final answer
    x = 2,329,190.91

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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.