Home / 2,551,490.20-3,521,254.98-1,405,776.52

Finding the Fourth Proportional to 2,551,490.20, 3,521,254.98 and 1,405,776.52

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Solution

The fourth proportional to 2,551,490.20, 3,521,254.98 and 1,405,776.52 is: 1,940,080.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551,490.20 : 3,521,254.98 = 1,405,776.52 : x
  2. Step 2: Convert to fraction form
    2,551,490.20/3,521,254.98 = 1,405,776.52/x
  3. Step 3: Cross multiply
    2,551,490.20x = 3,521,254.98 × 1,405,776.52
  4. Step 4: Simplify right side
    2,551,490.20x = 4,950,097,571,817.07
  5. Step 5: Solve for x
    x = 4,950,097,571,817.07/2,551,490.20
  6. Step 6: Final answer
    x = 1,940,080.97

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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.