Home / 1,764,012.40-2,646,364.20-753,132.40

Finding the Fourth Proportional to 1,764,012.40, 2,646,364.20 and 753,132.40

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Solution

The fourth proportional to 1,764,012.40, 2,646,364.20 and 753,132.40 is: 1,129,846.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,012.40 : 2,646,364.20 = 753,132.40 : x
  2. Step 2: Convert to fraction form
    1,764,012.40/2,646,364.20 = 753,132.40/x
  3. Step 3: Cross multiply
    1,764,012.40x = 2,646,364.20 × 753,132.40
  4. Step 4: Simplify right side
    1,764,012.40x = 1,993,062,621,220.08
  5. Step 5: Solve for x
    x = 1,993,062,621,220.08/1,764,012.40
  6. Step 6: Final answer
    x = 1,129,846.15

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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.