Home / 2,832,145.04-4,247,298.84-938,378

Finding the Fourth Proportional to 2,832,145.04, 4,247,298.84 and 938,378

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Solution

The fourth proportional to 2,832,145.04, 4,247,298.84 and 938,378 is: 1,407,262.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832,145.04 : 4,247,298.84 = 938,378 : x
  2. Step 2: Convert to fraction form
    2,832,145.04/4,247,298.84 = 938,378/x
  3. Step 3: Cross multiply
    2,832,145.04x = 4,247,298.84 × 938,378
  4. Step 4: Simplify right side
    2,832,145.04x = 3,985,571,790,881.52
  5. Step 5: Solve for x
    x = 3,985,571,790,881.52/2,832,145.04
  6. Step 6: Final answer
    x = 1,407,262.60

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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.