Home / 1,044,015.80-1,566,023.70-778,295.30

Finding the Fourth Proportional to 1,044,015.80, 1,566,023.70 and 778,295.30

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Solution

The fourth proportional to 1,044,015.80, 1,566,023.70 and 778,295.30 is: 1,167,442.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,015.80 : 1,566,023.70 = 778,295.30 : x
  2. Step 2: Convert to fraction form
    1,044,015.80/1,566,023.70 = 778,295.30/x
  3. Step 3: Cross multiply
    1,044,015.80x = 1,566,023.70 × 778,295.30
  4. Step 4: Simplify right side
    1,044,015.80x = 1,218,828,885,398.61
  5. Step 5: Solve for x
    x = 1,218,828,885,398.61/1,044,015.80
  6. Step 6: Final answer
    x = 1,167,442.95

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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.