Home / 1,077,334.80-1,616,002.20-516,080.40

Finding the Fourth Proportional to 1,077,334.80, 1,616,002.20 and 516,080.40

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Solution

The fourth proportional to 1,077,334.80, 1,616,002.20 and 516,080.40 is: 774,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,334.80 : 1,616,002.20 = 516,080.40 : x
  2. Step 2: Convert to fraction form
    1,077,334.80/1,616,002.20 = 516,080.40/x
  3. Step 3: Cross multiply
    1,077,334.80x = 1,616,002.20 × 516,080.40
  4. Step 4: Simplify right side
    1,077,334.80x = 833,987,061,776.88
  5. Step 5: Solve for x
    x = 833,987,061,776.88/1,077,334.80
  6. Step 6: Final answer
    x = 774,120.60

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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.