Home / 1,320,853.04-1,822,778.28-747,894.12

Finding the Fourth Proportional to 1,320,853.04, 1,822,778.28 and 747,894.12

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Solution

The fourth proportional to 1,320,853.04, 1,822,778.28 and 747,894.12 is: 1,032,094.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,853.04 : 1,822,778.28 = 747,894.12 : x
  2. Step 2: Convert to fraction form
    1,320,853.04/1,822,778.28 = 747,894.12/x
  3. Step 3: Cross multiply
    1,320,853.04x = 1,822,778.28 × 747,894.12
  4. Step 4: Simplify right side
    1,320,853.04x = 1,363,245,157,675.71
  5. Step 5: Solve for x
    x = 1,363,245,157,675.71/1,320,853.04
  6. Step 6: Final answer
    x = 1,032,094.50

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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.