Home / 2,188,298.40-3,282,119.28-692,196

Finding the Fourth Proportional to 2,188,298.40, 3,282,119.28 and 692,196

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Solution

The fourth proportional to 2,188,298.40, 3,282,119.28 and 692,196 is: 1,038,190.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,298.40 : 3,282,119.28 = 692,196 : x
  2. Step 2: Convert to fraction form
    2,188,298.40/3,282,119.28 = 692,196/x
  3. Step 3: Cross multiply
    2,188,298.40x = 3,282,119.28 × 692,196
  4. Step 4: Simplify right side
    2,188,298.40x = 2,271,869,837,138.88
  5. Step 5: Solve for x
    x = 2,271,869,837,138.88/2,188,298.40
  6. Step 6: Final answer
    x = 1,038,190.15

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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.