Home / 928,127.20-1,296,228.80-928,127.20

Finding the Fourth Proportional to 928,127.20, 1,296,228.80 and 928,127.20

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Solution

The fourth proportional to 928,127.20, 1,296,228.80 and 928,127.20 is: 1,296,228.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,127.20 : 1,296,228.80 = 928,127.20 : x
  2. Step 2: Convert to fraction form
    928,127.20/1,296,228.80 = 928,127.20/x
  3. Step 3: Cross multiply
    928,127.20x = 1,296,228.80 × 928,127.20
  4. Step 4: Simplify right side
    928,127.20x = 1,203,065,206,703.36
  5. Step 5: Solve for x
    x = 1,203,065,206,703.36/928,127.20
  6. Step 6: Final answer
    x = 1,296,228.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.