Home / 1,015,915.95-1,523,956.92-510,216.84

Finding the Fourth Proportional to 1,015,915.95, 1,523,956.92 and 510,216.84

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Solution

The fourth proportional to 1,015,915.95, 1,523,956.92 and 510,216.84 is: 765,366.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,915.95 : 1,523,956.92 = 510,216.84 : x
  2. Step 2: Convert to fraction form
    1,015,915.95/1,523,956.92 = 510,216.84/x
  3. Step 3: Cross multiply
    1,015,915.95x = 1,523,956.92 × 510,216.84
  4. Step 4: Simplify right side
    1,015,915.95x = 777,548,484,018.53
  5. Step 5: Solve for x
    x = 777,548,484,018.53/1,015,915.95
  6. Step 6: Final answer
    x = 765,366.94

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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.