Home / 1,771,161.60-2,657,131.20-873,033.60

Finding the Fourth Proportional to 1,771,161.60, 2,657,131.20 and 873,033.60

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Solution

The fourth proportional to 1,771,161.60, 2,657,131.20 and 873,033.60 is: 1,309,742.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,161.60 : 2,657,131.20 = 873,033.60 : x
  2. Step 2: Convert to fraction form
    1,771,161.60/2,657,131.20 = 873,033.60/x
  3. Step 3: Cross multiply
    1,771,161.60x = 2,657,131.20 × 873,033.60
  4. Step 4: Simplify right side
    1,771,161.60x = 2,319,764,817,208.32
  5. Step 5: Solve for x
    x = 2,319,764,817,208.32/1,771,161.60
  6. Step 6: Final answer
    x = 1,309,742.05

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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.