Home / 1,345,785.64-2,017,865.37-536,294.59

Finding the Fourth Proportional to 1,345,785.64, 2,017,865.37 and 536,294.59

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Solution

The fourth proportional to 1,345,785.64, 2,017,865.37 and 536,294.59 is: 804,117.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,785.64 : 2,017,865.37 = 536,294.59 : x
  2. Step 2: Convert to fraction form
    1,345,785.64/2,017,865.37 = 536,294.59/x
  3. Step 3: Cross multiply
    1,345,785.64x = 2,017,865.37 × 536,294.59
  4. Step 4: Simplify right side
    1,345,785.64x = 1,082,170,285,812.78
  5. Step 5: Solve for x
    x = 1,082,170,285,812.78/1,345,785.64
  6. Step 6: Final answer
    x = 804,117.87

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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.