Home / 1,853,795.10-2,780,951.85-788,828.70

Finding the Fourth Proportional to 1,853,795.10, 2,780,951.85 and 788,828.70

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Solution

The fourth proportional to 1,853,795.10, 2,780,951.85 and 788,828.70 is: 1,183,353.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,795.10 : 2,780,951.85 = 788,828.70 : x
  2. Step 2: Convert to fraction form
    1,853,795.10/2,780,951.85 = 788,828.70/x
  3. Step 3: Cross multiply
    1,853,795.10x = 2,780,951.85 × 788,828.70
  4. Step 4: Simplify right side
    1,853,795.10x = 2,193,694,632,598.10
  5. Step 5: Solve for x
    x = 2,193,694,632,598.10/1,853,795.10
  6. Step 6: Final answer
    x = 1,183,353.35

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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.