Home / 1,613,531.30-2,420,559.86-476,408.45

Finding the Fourth Proportional to 1,613,531.30, 2,420,559.86 and 476,408.45

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Solution

The fourth proportional to 1,613,531.30, 2,420,559.86 and 476,408.45 is: 714,690.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,531.30 : 2,420,559.86 = 476,408.45 : x
  2. Step 2: Convert to fraction form
    1,613,531.30/2,420,559.86 = 476,408.45/x
  3. Step 3: Cross multiply
    1,613,531.30x = 2,420,559.86 × 476,408.45
  4. Step 4: Simplify right side
    1,613,531.30x = 1,153,175,157,443.24
  5. Step 5: Solve for x
    x = 1,153,175,157,443.24/1,613,531.30
  6. Step 6: Final answer
    x = 714,690.29

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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.