Home / 1,431,924.12-2,144,985.03-662,328

Finding the Fourth Proportional to 1,431,924.12, 2,144,985.03 and 662,328

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Solution

The fourth proportional to 1,431,924.12, 2,144,985.03 and 662,328 is: 992,150.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,924.12 : 2,144,985.03 = 662,328 : x
  2. Step 2: Convert to fraction form
    1,431,924.12/2,144,985.03 = 662,328/x
  3. Step 3: Cross multiply
    1,431,924.12x = 2,144,985.03 × 662,328
  4. Step 4: Simplify right side
    1,431,924.12x = 1,420,683,644,949.84
  5. Step 5: Solve for x
    x = 1,420,683,644,949.84/1,431,924.12
  6. Step 6: Final answer
    x = 992,150.09

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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.