Home / 1,479,698.20-2,221,880.10-849,842.20

Finding the Fourth Proportional to 1,479,698.20, 2,221,880.10 and 849,842.20

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Solution

The fourth proportional to 1,479,698.20, 2,221,880.10 and 849,842.20 is: 1,276,103.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,698.20 : 2,221,880.10 = 849,842.20 : x
  2. Step 2: Convert to fraction form
    1,479,698.20/2,221,880.10 = 849,842.20/x
  3. Step 3: Cross multiply
    1,479,698.20x = 2,221,880.10 × 849,842.20
  4. Step 4: Simplify right side
    1,479,698.20x = 1,888,247,472,320.22
  5. Step 5: Solve for x
    x = 1,888,247,472,320.22/1,479,698.20
  6. Step 6: Final answer
    x = 1,276,103.11

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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.