Home / 1,621,018.48-2,431,500.84-623,962.48

Finding the Fourth Proportional to 1,621,018.48, 2,431,500.84 and 623,962.48

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Solution

The fourth proportional to 1,621,018.48, 2,431,500.84 and 623,962.48 is: 935,933.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,018.48 : 2,431,500.84 = 623,962.48 : x
  2. Step 2: Convert to fraction form
    1,621,018.48/2,431,500.84 = 623,962.48/x
  3. Step 3: Cross multiply
    1,621,018.48x = 2,431,500.84 × 623,962.48
  4. Step 4: Simplify right side
    1,621,018.48x = 1,517,165,294,248.48
  5. Step 5: Solve for x
    x = 1,517,165,294,248.48/1,621,018.48
  6. Step 6: Final answer
    x = 935,933.37

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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.