Home / 1,151,008.15-1,726,037.20-392,910.75

Finding the Fourth Proportional to 1,151,008.15, 1,726,037.20 and 392,910.75

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Solution

The fourth proportional to 1,151,008.15, 1,726,037.20 and 392,910.75 is: 589,203.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,008.15 : 1,726,037.20 = 392,910.75 : x
  2. Step 2: Convert to fraction form
    1,151,008.15/1,726,037.20 = 392,910.75/x
  3. Step 3: Cross multiply
    1,151,008.15x = 1,726,037.20 × 392,910.75
  4. Step 4: Simplify right side
    1,151,008.15x = 678,178,571,271.04
  5. Step 5: Solve for x
    x = 678,178,571,271.04/1,151,008.15
  6. Step 6: Final answer
    x = 589,203.97

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1.5x scale

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.