Home / 1,494,828.60-2,239,910.10-1,294,207.80

Finding the Fourth Proportional to 1,494,828.60, 2,239,910.10 and 1,294,207.80

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Solution

The fourth proportional to 1,494,828.60, 2,239,910.10 and 1,294,207.80 is: 1,939,291.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,828.60 : 2,239,910.10 = 1,294,207.80 : x
  2. Step 2: Convert to fraction form
    1,494,828.60/2,239,910.10 = 1,294,207.80/x
  3. Step 3: Cross multiply
    1,494,828.60x = 2,239,910.10 × 1,294,207.80
  4. Step 4: Simplify right side
    1,494,828.60x = 2,898,909,122,718.78
  5. Step 5: Solve for x
    x = 2,898,909,122,718.78/1,494,828.60
  6. Step 6: Final answer
    x = 1,939,291.98

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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.