Home / 1,044,168.30-1,566,252.45-778,447.80

Finding the Fourth Proportional to 1,044,168.30, 1,566,252.45 and 778,447.80

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Solution

The fourth proportional to 1,044,168.30, 1,566,252.45 and 778,447.80 is: 1,167,671.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,168.30 : 1,566,252.45 = 778,447.80 : x
  2. Step 2: Convert to fraction form
    1,044,168.30/1,566,252.45 = 778,447.80/x
  3. Step 3: Cross multiply
    1,044,168.30x = 1,566,252.45 × 778,447.80
  4. Step 4: Simplify right side
    1,044,168.30x = 1,219,245,773,947.11
  5. Step 5: Solve for x
    x = 1,219,245,773,947.11/1,044,168.30
  6. Step 6: Final answer
    x = 1,167,671.70

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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.