Home / 2,791,606.30-4,187,409.45-1,108,709.80

Finding the Fourth Proportional to 2,791,606.30, 4,187,409.45 and 1,108,709.80

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Solution

The fourth proportional to 2,791,606.30, 4,187,409.45 and 1,108,709.80 is: 1,663,064.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791,606.30 : 4,187,409.45 = 1,108,709.80 : x
  2. Step 2: Convert to fraction form
    2,791,606.30/4,187,409.45 = 1,108,709.80/x
  3. Step 3: Cross multiply
    2,791,606.30x = 4,187,409.45 × 1,108,709.80
  4. Step 4: Simplify right side
    2,791,606.30x = 4,642,621,893,827.61
  5. Step 5: Solve for x
    x = 4,642,621,893,827.61/2,791,606.30
  6. Step 6: Final answer
    x = 1,663,064.70

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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.