Home / 1,448,276.40-2,172,025.80-606,913.20

Finding the Fourth Proportional to 1,448,276.40, 2,172,025.80 and 606,913.20

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Solution

The fourth proportional to 1,448,276.40, 2,172,025.80 and 606,913.20 is: 910,206.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,276.40 : 2,172,025.80 = 606,913.20 : x
  2. Step 2: Convert to fraction form
    1,448,276.40/2,172,025.80 = 606,913.20/x
  3. Step 3: Cross multiply
    1,448,276.40x = 2,172,025.80 × 606,913.20
  4. Step 4: Simplify right side
    1,448,276.40x = 1,318,231,128,760.56
  5. Step 5: Solve for x
    x = 1,318,231,128,760.56/1,448,276.40
  6. Step 6: Final answer
    x = 910,206.87

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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.