Home / 2,657,977.90-3,990,903.45-2,059,614.70

Finding the Fourth Proportional to 2,657,977.90, 3,990,903.45 and 2,059,614.70

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Solution

The fourth proportional to 2,657,977.90, 3,990,903.45 and 2,059,614.70 is: 3,092,472.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,977.90 : 3,990,903.45 = 2,059,614.70 : x
  2. Step 2: Convert to fraction form
    2,657,977.90/3,990,903.45 = 2,059,614.70/x
  3. Step 3: Cross multiply
    2,657,977.90x = 3,990,903.45 × 2,059,614.70
  4. Step 4: Simplify right side
    2,657,977.90x = 8,219,723,411,900.72
  5. Step 5: Solve for x
    x = 8,219,723,411,900.72/2,657,977.90
  6. Step 6: Final answer
    x = 3,092,472.44

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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.