Home / 2,037,542.80-2,811,644.44-1,178,158.72

Finding the Fourth Proportional to 2,037,542.80, 2,811,644.44 and 1,178,158.72

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Solution

The fourth proportional to 2,037,542.80, 2,811,644.44 and 1,178,158.72 is: 1,625,763.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037,542.80 : 2,811,644.44 = 1,178,158.72 : x
  2. Step 2: Convert to fraction form
    2,037,542.80/2,811,644.44 = 1,178,158.72/x
  3. Step 3: Cross multiply
    2,037,542.80x = 2,811,644.44 × 1,178,158.72
  4. Step 4: Simplify right side
    2,037,542.80x = 3,312,563,414,525.52
  5. Step 5: Solve for x
    x = 3,312,563,414,525.52/2,037,542.80
  6. Step 6: Final answer
    x = 1,625,763.84

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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.