Home / 4,255,398.18-5,872,420.89-2,419,857.18

Finding the Fourth Proportional to 4,255,398.18, 5,872,420.89 and 2,419,857.18

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Solution

The fourth proportional to 4,255,398.18, 5,872,420.89 and 2,419,857.18 is: 3,339,386.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255,398.18 : 5,872,420.89 = 2,419,857.18 : x
  2. Step 2: Convert to fraction form
    4,255,398.18/5,872,420.89 = 2,419,857.18/x
  3. Step 3: Cross multiply
    4,255,398.18x = 5,872,420.89 × 2,419,857.18
  4. Step 4: Simplify right side
    4,255,398.18x = 14,210,419,854,648.49
  5. Step 5: Solve for x
    x = 14,210,419,854,648.49/4,255,398.18
  6. Step 6: Final answer
    x = 3,339,386.65

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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.