Home / 1,853,286.24-2,779,038.88-787,750.72

Finding the Fourth Proportional to 1,853,286.24, 2,779,038.88 and 787,750.72

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Solution

The fourth proportional to 1,853,286.24, 2,779,038.88 and 787,750.72 is: 1,181,247.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,286.24 : 2,779,038.88 = 787,750.72 : x
  2. Step 2: Convert to fraction form
    1,853,286.24/2,779,038.88 = 787,750.72/x
  3. Step 3: Cross multiply
    1,853,286.24x = 2,779,038.88 × 787,750.72
  4. Step 4: Simplify right side
    1,853,286.24x = 2,189,189,878,627.99
  5. Step 5: Solve for x
    x = 2,189,189,878,627.99/1,853,286.24
  6. Step 6: Final answer
    x = 1,181,247.58

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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.