Home / 1,116,403.80-1,674,605.70-801,475.80

Finding the Fourth Proportional to 1,116,403.80, 1,674,605.70 and 801,475.80

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Solution

The fourth proportional to 1,116,403.80, 1,674,605.70 and 801,475.80 is: 1,202,213.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,403.80 : 1,674,605.70 = 801,475.80 : x
  2. Step 2: Convert to fraction form
    1,116,403.80/1,674,605.70 = 801,475.80/x
  3. Step 3: Cross multiply
    1,116,403.80x = 1,674,605.70 × 801,475.80
  4. Step 4: Simplify right side
    1,116,403.80x = 1,342,155,943,092.06
  5. Step 5: Solve for x
    x = 1,342,155,943,092.06/1,116,403.80
  6. Step 6: Final answer
    x = 1,202,213.70

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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.