Home / 3,824,035.65-5,736,211.74-1,128,360.78

Finding the Fourth Proportional to 3,824,035.65, 5,736,211.74 and 1,128,360.78

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Solution

The fourth proportional to 3,824,035.65, 5,736,211.74 and 1,128,360.78 is: 1,692,587.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824,035.65 : 5,736,211.74 = 1,128,360.78 : x
  2. Step 2: Convert to fraction form
    3,824,035.65/5,736,211.74 = 1,128,360.78/x
  3. Step 3: Cross multiply
    3,824,035.65x = 5,736,211.74 × 1,128,360.78
  4. Step 4: Simplify right side
    3,824,035.65x = 6,472,516,353,191.56
  5. Step 5: Solve for x
    x = 6,472,516,353,191.56/3,824,035.65
  6. Step 6: Final answer
    x = 1,692,587.87

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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.