Home / 2,078,508.61-2,868,429.04-1,195,458.03

Finding the Fourth Proportional to 2,078,508.61, 2,868,429.04 and 1,195,458.03

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Solution

The fourth proportional to 2,078,508.61, 2,868,429.04 and 1,195,458.03 is: 1,649,782.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,508.61 : 2,868,429.04 = 1,195,458.03 : x
  2. Step 2: Convert to fraction form
    2,078,508.61/2,868,429.04 = 1,195,458.03/x
  3. Step 3: Cross multiply
    2,078,508.61x = 2,868,429.04 × 1,195,458.03
  4. Step 4: Simplify right side
    2,078,508.61x = 3,429,086,529,353.19
  5. Step 5: Solve for x
    x = 3,429,086,529,353.19/2,078,508.61
  6. Step 6: Final answer
    x = 1,649,782.21

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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.