Home / 1,569,146.50-2,353,719.75-387,194.50

Finding the Fourth Proportional to 1,569,146.50, 2,353,719.75 and 387,194.50

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Solution

The fourth proportional to 1,569,146.50, 2,353,719.75 and 387,194.50 is: 580,791.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,146.50 : 2,353,719.75 = 387,194.50 : x
  2. Step 2: Convert to fraction form
    1,569,146.50/2,353,719.75 = 387,194.50/x
  3. Step 3: Cross multiply
    1,569,146.50x = 2,353,719.75 × 387,194.50
  4. Step 4: Simplify right side
    1,569,146.50x = 911,347,341,741.38
  5. Step 5: Solve for x
    x = 911,347,341,741.38/1,569,146.50
  6. Step 6: Final answer
    x = 580,791.75

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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.