Home / 1,413,712.16-1,952,099.92-1,311,140.24

Finding the Fourth Proportional to 1,413,712.16, 1,952,099.92 and 1,311,140.24

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Solution

The fourth proportional to 1,413,712.16, 1,952,099.92 and 1,311,140.24 is: 1,810,465.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,712.16 : 1,952,099.92 = 1,311,140.24 : x
  2. Step 2: Convert to fraction form
    1,413,712.16/1,952,099.92 = 1,311,140.24/x
  3. Step 3: Cross multiply
    1,413,712.16x = 1,952,099.92 × 1,311,140.24
  4. Step 4: Simplify right side
    1,413,712.16x = 2,559,476,757,612.78
  5. Step 5: Solve for x
    x = 2,559,476,757,612.78/1,413,712.16
  6. Step 6: Final answer
    x = 1,810,465.26

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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.