Home / 1,015,802.78-1,523,938.46-341,866.58

Finding the Fourth Proportional to 1,015,802.78, 1,523,938.46 and 341,866.58

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Solution

The fourth proportional to 1,015,802.78, 1,523,938.46 and 341,866.58 is: 512,878.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,802.78 : 1,523,938.46 = 341,866.58 : x
  2. Step 2: Convert to fraction form
    1,015,802.78/1,523,938.46 = 341,866.58/x
  3. Step 3: Cross multiply
    1,015,802.78x = 1,523,938.46 × 341,866.58
  4. Step 4: Simplify right side
    1,015,802.78x = 520,983,620,121.64
  5. Step 5: Solve for x
    x = 520,983,620,121.64/1,015,802.78
  6. Step 6: Final answer
    x = 512,878.71

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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.