Home / 2,291,070.80-3,436,573.80-774,430.40

Finding the Fourth Proportional to 2,291,070.80, 3,436,573.80 and 774,430.40

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Solution

The fourth proportional to 2,291,070.80, 3,436,573.80 and 774,430.40 is: 1,161,634.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,070.80 : 3,436,573.80 = 774,430.40 : x
  2. Step 2: Convert to fraction form
    2,291,070.80/3,436,573.80 = 774,430.40/x
  3. Step 3: Cross multiply
    2,291,070.80x = 3,436,573.80 × 774,430.40
  4. Step 4: Simplify right side
    2,291,070.80x = 2,661,387,222,563.52
  5. Step 5: Solve for x
    x = 2,661,387,222,563.52/2,291,070.80
  6. Step 6: Final answer
    x = 1,161,634.65

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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.