Home / 1,798,411.20-2,689,680.96-1,600,123.20

Finding the Fourth Proportional to 1,798,411.20, 2,689,680.96 and 1,600,123.20

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Solution

The fourth proportional to 1,798,411.20, 2,689,680.96 and 1,600,123.20 is: 2,393,123.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,411.20 : 2,689,680.96 = 1,600,123.20 : x
  2. Step 2: Convert to fraction form
    1,798,411.20/2,689,680.96 = 1,600,123.20/x
  3. Step 3: Cross multiply
    1,798,411.20x = 2,689,680.96 × 1,600,123.20
  4. Step 4: Simplify right side
    1,798,411.20x = 4,303,820,904,694.27
  5. Step 5: Solve for x
    x = 4,303,820,904,694.27/1,798,411.20
  6. Step 6: Final answer
    x = 2,393,123.94

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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.