Home / 1,787,009.03-2,466,431.15-1,061,717.13

Finding the Fourth Proportional to 1,787,009.03, 2,466,431.15 and 1,061,717.13

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Solution

The fourth proportional to 1,787,009.03, 2,466,431.15 and 1,061,717.13 is: 1,465,382.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,009.03 : 2,466,431.15 = 1,061,717.13 : x
  2. Step 2: Convert to fraction form
    1,787,009.03/2,466,431.15 = 1,061,717.13/x
  3. Step 3: Cross multiply
    1,787,009.03x = 2,466,431.15 × 1,061,717.13
  4. Step 4: Simplify right side
    1,787,009.03x = 2,618,652,201,920.60
  5. Step 5: Solve for x
    x = 2,618,652,201,920.60/1,787,009.03
  6. Step 6: Final answer
    x = 1,465,382.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.