Home / 2,912,176.28-4,370,233.74-1,018,934.12

Finding the Fourth Proportional to 2,912,176.28, 4,370,233.74 and 1,018,934.12

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Solution

The fourth proportional to 2,912,176.28, 4,370,233.74 and 1,018,934.12 is: 1,529,090.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,176.28 : 4,370,233.74 = 1,018,934.12 : x
  2. Step 2: Convert to fraction form
    2,912,176.28/4,370,233.74 = 1,018,934.12/x
  3. Step 3: Cross multiply
    2,912,176.28x = 4,370,233.74 × 1,018,934.12
  4. Step 4: Simplify right side
    2,912,176.28x = 4,452,980,270,061.21
  5. Step 5: Solve for x
    x = 4,452,980,270,061.21/2,912,176.28
  6. Step 6: Final answer
    x = 1,529,090.22

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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.