Home / 3,521,063.53-5,281,953.33-1,215,256.55

Finding the Fourth Proportional to 3,521,063.53, 5,281,953.33 and 1,215,256.55

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Solution

The fourth proportional to 3,521,063.53, 5,281,953.33 and 1,215,256.55 is: 1,823,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521,063.53 : 5,281,953.33 = 1,215,256.55 : x
  2. Step 2: Convert to fraction form
    3,521,063.53/5,281,953.33 = 1,215,256.55/x
  3. Step 3: Cross multiply
    3,521,063.53x = 5,281,953.33 × 1,215,256.55
  4. Step 4: Simplify right side
    3,521,063.53x = 6,418,928,381,076.81
  5. Step 5: Solve for x
    x = 6,418,928,381,076.81/3,521,063.53
  6. Step 6: Final answer
    x = 1,823,008.40

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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.