Home / 1,937,681.68-2,902,321.56-938,314

Finding the Fourth Proportional to 1,937,681.68, 2,902,321.56 and 938,314

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Solution

The fourth proportional to 1,937,681.68, 2,902,321.56 and 938,314 is: 1,405,436.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937,681.68 : 2,902,321.56 = 938,314 : x
  2. Step 2: Convert to fraction form
    1,937,681.68/2,902,321.56 = 938,314/x
  3. Step 3: Cross multiply
    1,937,681.68x = 2,902,321.56 × 938,314
  4. Step 4: Simplify right side
    1,937,681.68x = 2,723,288,952,249.84
  5. Step 5: Solve for x
    x = 2,723,288,952,249.84/1,937,681.68
  6. Step 6: Final answer
    x = 1,405,436.70

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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.