Home / 1,613,876.10-2,420,248.37-476,334.78

Finding the Fourth Proportional to 1,613,876.10, 2,420,248.37 and 476,334.78

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Solution

The fourth proportional to 1,613,876.10, 2,420,248.37 and 476,334.78 is: 714,335.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,876.10 : 2,420,248.37 = 476,334.78 : x
  2. Step 2: Convert to fraction form
    1,613,876.10/2,420,248.37 = 476,334.78/x
  3. Step 3: Cross multiply
    1,613,876.10x = 2,420,248.37 × 476,334.78
  4. Step 4: Simplify right side
    1,613,876.10x = 1,152,848,472,487.63
  5. Step 5: Solve for x
    x = 1,152,848,472,487.63/1,613,876.10
  6. Step 6: Final answer
    x = 714,335.18

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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.