Home / 1,135,006.32-1,566,030.25-747,778.80

Finding the Fourth Proportional to 1,135,006.32, 1,566,030.25 and 747,778.80

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Solution

The fourth proportional to 1,135,006.32, 1,566,030.25 and 747,778.80 is: 1,031,751.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,006.32 : 1,566,030.25 = 747,778.80 : x
  2. Step 2: Convert to fraction form
    1,135,006.32/1,566,030.25 = 747,778.80/x
  3. Step 3: Cross multiply
    1,135,006.32x = 1,566,030.25 × 747,778.80
  4. Step 4: Simplify right side
    1,135,006.32x = 1,171,044,209,539.66
  5. Step 5: Solve for x
    x = 1,171,044,209,539.66/1,135,006.32
  6. Step 6: Final answer
    x = 1,031,751.27

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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.