Home / 3,896,594.31-5,377,307.94-2,177,714.78

Finding the Fourth Proportional to 3,896,594.31, 5,377,307.94 and 2,177,714.78

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Solution

The fourth proportional to 3,896,594.31, 5,377,307.94 and 2,177,714.78 is: 3,005,250.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,594.31 : 5,377,307.94 = 2,177,714.78 : x
  2. Step 2: Convert to fraction form
    3,896,594.31/5,377,307.94 = 2,177,714.78/x
  3. Step 3: Cross multiply
    3,896,594.31x = 5,377,307.94 × 2,177,714.78
  4. Step 4: Simplify right side
    3,896,594.31x = 11,710,242,950,662.81
  5. Step 5: Solve for x
    x = 11,710,242,950,662.81/3,896,594.31
  6. Step 6: Final answer
    x = 3,005,250.74

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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.