Home / 1,124,448.80-1,686,673.20-1,074,682.40

Finding the Fourth Proportional to 1,124,448.80, 1,686,673.20 and 1,074,682.40

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Solution

The fourth proportional to 1,124,448.80, 1,686,673.20 and 1,074,682.40 is: 1,612,023.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,448.80 : 1,686,673.20 = 1,074,682.40 : x
  2. Step 2: Convert to fraction form
    1,124,448.80/1,686,673.20 = 1,074,682.40/x
  3. Step 3: Cross multiply
    1,124,448.80x = 1,686,673.20 × 1,074,682.40
  4. Step 4: Simplify right side
    1,124,448.80x = 1,812,638,002,591.68
  5. Step 5: Solve for x
    x = 1,812,638,002,591.68/1,124,448.80
  6. Step 6: Final answer
    x = 1,612,023.60

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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.