Home / 2,778,123-3,834,301.20-1,632,203.04

Finding the Fourth Proportional to 2,778,123, 3,834,301.20 and 1,632,203.04

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Solution

The fourth proportional to 2,778,123, 3,834,301.20 and 1,632,203.04 is: 2,252,728.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,123 : 3,834,301.20 = 1,632,203.04 : x
  2. Step 2: Convert to fraction form
    2,778,123/3,834,301.20 = 1,632,203.04/x
  3. Step 3: Cross multiply
    2,778,123x = 3,834,301.20 × 1,632,203.04
  4. Step 4: Simplify right side
    2,778,123x = 6,258,358,074,915.65
  5. Step 5: Solve for x
    x = 6,258,358,074,915.65/2,778,123
  6. Step 6: Final answer
    x = 2,252,728.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.