Home / 1,193,348.20-1,646,266.98-709,642.60

Finding the Fourth Proportional to 1,193,348.20, 1,646,266.98 and 709,642.60

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Solution

The fourth proportional to 1,193,348.20, 1,646,266.98 and 709,642.60 is: 978,977.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,348.20 : 1,646,266.98 = 709,642.60 : x
  2. Step 2: Convert to fraction form
    1,193,348.20/1,646,266.98 = 709,642.60/x
  3. Step 3: Cross multiply
    1,193,348.20x = 1,646,266.98 × 709,642.60
  4. Step 4: Simplify right side
    1,193,348.20x = 1,168,261,179,981.35
  5. Step 5: Solve for x
    x = 1,168,261,179,981.35/1,193,348.20
  6. Step 6: Final answer
    x = 978,977.62

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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.