Home / 1,918,832.52-2,875,099.44-655,971.24

Finding the Fourth Proportional to 1,918,832.52, 2,875,099.44 and 655,971.24

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Solution

The fourth proportional to 1,918,832.52, 2,875,099.44 and 655,971.24 is: 982,880.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,832.52 : 2,875,099.44 = 655,971.24 : x
  2. Step 2: Convert to fraction form
    1,918,832.52/2,875,099.44 = 655,971.24/x
  3. Step 3: Cross multiply
    1,918,832.52x = 2,875,099.44 × 655,971.24
  4. Step 4: Simplify right side
    1,918,832.52x = 1,885,982,544,780.11
  5. Step 5: Solve for x
    x = 1,885,982,544,780.11/1,918,832.52
  6. Step 6: Final answer
    x = 982,880.23

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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.