Home / 1,755,102.60-2,631,876.30-808,763.40

Finding the Fourth Proportional to 1,755,102.60, 2,631,876.30 and 808,763.40

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Solution

The fourth proportional to 1,755,102.60, 2,631,876.30 and 808,763.40 is: 1,212,786.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,102.60 : 2,631,876.30 = 808,763.40 : x
  2. Step 2: Convert to fraction form
    1,755,102.60/2,631,876.30 = 808,763.40/x
  3. Step 3: Cross multiply
    1,755,102.60x = 2,631,876.30 × 808,763.40
  4. Step 4: Simplify right side
    1,755,102.60x = 2,128,565,224,767.42
  5. Step 5: Solve for x
    x = 2,128,565,224,767.42/1,755,102.60
  6. Step 6: Final answer
    x = 1,212,786.78

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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.