Home / 1,448,438.20-2,172,657.30-849,686.20

Finding the Fourth Proportional to 1,448,438.20, 2,172,657.30 and 849,686.20

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Solution

The fourth proportional to 1,448,438.20, 2,172,657.30 and 849,686.20 is: 1,274,529.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,438.20 : 2,172,657.30 = 849,686.20 : x
  2. Step 2: Convert to fraction form
    1,448,438.20/2,172,657.30 = 849,686.20/x
  3. Step 3: Cross multiply
    1,448,438.20x = 2,172,657.30 × 849,686.20
  4. Step 4: Simplify right side
    1,448,438.20x = 1,846,076,925,139.26
  5. Step 5: Solve for x
    x = 1,846,076,925,139.26/1,448,438.20
  6. Step 6: Final answer
    x = 1,274,529.30

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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.