Home / 1,335,755.80-1,843,447.98-826,622.20

Finding the Fourth Proportional to 1,335,755.80, 1,843,447.98 and 826,622.20

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Solution

The fourth proportional to 1,335,755.80, 1,843,447.98 and 826,622.20 is: 1,140,803.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,755.80 : 1,843,447.98 = 826,622.20 : x
  2. Step 2: Convert to fraction form
    1,335,755.80/1,843,447.98 = 826,622.20/x
  3. Step 3: Cross multiply
    1,335,755.80x = 1,843,447.98 × 826,622.20
  4. Step 4: Simplify right side
    1,335,755.80x = 1,523,835,024,813.16
  5. Step 5: Solve for x
    x = 1,523,835,024,813.16/1,335,755.80
  6. Step 6: Final answer
    x = 1,140,803.60

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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.