Home / 2,425,374.80-3,638,062.20-1,889,997.20

Finding the Fourth Proportional to 2,425,374.80, 3,638,062.20 and 1,889,997.20

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Solution

The fourth proportional to 2,425,374.80, 3,638,062.20 and 1,889,997.20 is: 2,834,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,374.80 : 3,638,062.20 = 1,889,997.20 : x
  2. Step 2: Convert to fraction form
    2,425,374.80/3,638,062.20 = 1,889,997.20/x
  3. Step 3: Cross multiply
    2,425,374.80x = 3,638,062.20 × 1,889,997.20
  4. Step 4: Simplify right side
    2,425,374.80x = 6,875,927,371,425.84
  5. Step 5: Solve for x
    x = 6,875,927,371,425.84/2,425,374.80
  6. Step 6: Final answer
    x = 2,834,995.80

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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.