Home / 2,042,788.20-3,064,838.40-905,110.80

Finding the Fourth Proportional to 2,042,788.20, 3,064,838.40 and 905,110.80

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Solution

The fourth proportional to 2,042,788.20, 3,064,838.40 and 905,110.80 is: 1,357,956.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042,788.20 : 3,064,838.40 = 905,110.80 : x
  2. Step 2: Convert to fraction form
    2,042,788.20/3,064,838.40 = 905,110.80/x
  3. Step 3: Cross multiply
    2,042,788.20x = 3,064,838.40 × 905,110.80
  4. Step 4: Simplify right side
    2,042,788.20x = 2,774,018,336,094.72
  5. Step 5: Solve for x
    x = 2,774,018,336,094.72/2,042,788.20
  6. Step 6: Final answer
    x = 1,357,956.90

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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.