Home / 1,690,683.24-2,331,782.43-1,486,297.16

Finding the Fourth Proportional to 1,690,683.24, 2,331,782.43 and 1,486,297.16

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Solution

The fourth proportional to 1,690,683.24, 2,331,782.43 and 1,486,297.16 is: 2,049,894.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,683.24 : 2,331,782.43 = 1,486,297.16 : x
  2. Step 2: Convert to fraction form
    1,690,683.24/2,331,782.43 = 1,486,297.16/x
  3. Step 3: Cross multiply
    1,690,683.24x = 2,331,782.43 × 1,486,297.16
  4. Step 4: Simplify right side
    1,690,683.24x = 3,465,721,603,446.90
  5. Step 5: Solve for x
    x = 3,465,721,603,446.90/1,690,683.24
  6. Step 6: Final answer
    x = 2,049,894.10

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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.