Home / 1,396,563.10-2,094,844.65-865,122.10

Finding the Fourth Proportional to 1,396,563.10, 2,094,844.65 and 865,122.10

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Solution

The fourth proportional to 1,396,563.10, 2,094,844.65 and 865,122.10 is: 1,297,683.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,563.10 : 2,094,844.65 = 865,122.10 : x
  2. Step 2: Convert to fraction form
    1,396,563.10/2,094,844.65 = 865,122.10/x
  3. Step 3: Cross multiply
    1,396,563.10x = 2,094,844.65 × 865,122.10
  4. Step 4: Simplify right side
    1,396,563.10x = 1,812,296,402,781.77
  5. Step 5: Solve for x
    x = 1,812,296,402,781.77/1,396,563.10
  6. Step 6: Final answer
    x = 1,297,683.15

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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.