Home / 2,557,697.88-3,529,623.42-1,411,778.46

Finding the Fourth Proportional to 2,557,697.88, 3,529,623.42 and 1,411,778.46

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Solution

The fourth proportional to 2,557,697.88, 3,529,623.42 and 1,411,778.46 is: 1,948,254.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557,697.88 : 3,529,623.42 = 1,411,778.46 : x
  2. Step 2: Convert to fraction form
    2,557,697.88/3,529,623.42 = 1,411,778.46/x
  3. Step 3: Cross multiply
    2,557,697.88x = 3,529,623.42 × 1,411,778.46
  4. Step 4: Simplify right side
    2,557,697.88x = 4,983,046,316,267.53
  5. Step 5: Solve for x
    x = 4,983,046,316,267.53/2,557,697.88
  6. Step 6: Final answer
    x = 1,948,254.47

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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.