Home / 1,755,229.60-2,632,066.80-808,890.40

Finding the Fourth Proportional to 1,755,229.60, 2,632,066.80 and 808,890.40

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Solution

The fourth proportional to 1,755,229.60, 2,632,066.80 and 808,890.40 is: 1,212,977.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,229.60 : 2,632,066.80 = 808,890.40 : x
  2. Step 2: Convert to fraction form
    1,755,229.60/2,632,066.80 = 808,890.40/x
  3. Step 3: Cross multiply
    1,755,229.60x = 2,632,066.80 × 808,890.40
  4. Step 4: Simplify right side
    1,755,229.60x = 2,129,053,566,678.72
  5. Step 5: Solve for x
    x = 2,129,053,566,678.72/1,755,229.60
  6. Step 6: Final answer
    x = 1,212,977.25

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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.