Home / 1,207,273.10-1,810,909.65-808,364.30

Finding the Fourth Proportional to 1,207,273.10, 1,810,909.65 and 808,364.30

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Solution

The fourth proportional to 1,207,273.10, 1,810,909.65 and 808,364.30 is: 1,212,546.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,273.10 : 1,810,909.65 = 808,364.30 : x
  2. Step 2: Convert to fraction form
    1,207,273.10/1,810,909.65 = 808,364.30/x
  3. Step 3: Cross multiply
    1,207,273.10x = 1,810,909.65 × 808,364.30
  4. Step 4: Simplify right side
    1,207,273.10x = 1,463,874,711,585.50
  5. Step 5: Solve for x
    x = 1,463,874,711,585.50/1,207,273.10
  6. Step 6: Final answer
    x = 1,212,546.45

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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.