Home / 1,862,156.79-2,793,453.89-664,249.41

Finding the Fourth Proportional to 1,862,156.79, 2,793,453.89 and 664,249.41

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Solution

The fourth proportional to 1,862,156.79, 2,793,453.89 and 664,249.41 is: 996,452.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862,156.79 : 2,793,453.89 = 664,249.41 : x
  2. Step 2: Convert to fraction form
    1,862,156.79/2,793,453.89 = 664,249.41/x
  3. Step 3: Cross multiply
    1,862,156.79x = 2,793,453.89 × 664,249.41
  4. Step 4: Simplify right side
    1,862,156.79x = 1,855,550,094,973.46
  5. Step 5: Solve for x
    x = 1,855,550,094,973.46/1,862,156.79
  6. Step 6: Final answer
    x = 996,452.13

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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.