Home / 3,156,206.68-4,355,650.75-1,932,488.92

Finding the Fourth Proportional to 3,156,206.68, 4,355,650.75 and 1,932,488.92

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Solution

The fourth proportional to 3,156,206.68, 4,355,650.75 and 1,932,488.92 is: 2,666,887.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,206.68 : 4,355,650.75 = 1,932,488.92 : x
  2. Step 2: Convert to fraction form
    3,156,206.68/4,355,650.75 = 1,932,488.92/x
  3. Step 3: Cross multiply
    3,156,206.68x = 4,355,650.75 × 1,932,488.92
  4. Step 4: Simplify right side
    3,156,206.68x = 8,417,246,791,986.44
  5. Step 5: Solve for x
    x = 8,417,246,791,986.44/3,156,206.68
  6. Step 6: Final answer
    x = 2,666,887.08

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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.