Home / 1,476,300.40-2,215,487.40-945,113.20

Finding the Fourth Proportional to 1,476,300.40, 2,215,487.40 and 945,113.20

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Solution

The fourth proportional to 1,476,300.40, 2,215,487.40 and 945,113.20 is: 1,418,333.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,300.40 : 2,215,487.40 = 945,113.20 : x
  2. Step 2: Convert to fraction form
    1,476,300.40/2,215,487.40 = 945,113.20/x
  3. Step 3: Cross multiply
    1,476,300.40x = 2,215,487.40 × 945,113.20
  4. Step 4: Simplify right side
    1,476,300.40x = 2,093,886,386,173.68
  5. Step 5: Solve for x
    x = 2,093,886,386,173.68/1,476,300.40
  6. Step 6: Final answer
    x = 1,418,333.55

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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.