Home / 2,912,154.14-4,368,231.23-890,398.10

Finding the Fourth Proportional to 2,912,154.14, 4,368,231.23 and 890,398.10

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Solution

The fourth proportional to 2,912,154.14, 4,368,231.23 and 890,398.10 is: 1,335,597.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,154.14 : 4,368,231.23 = 890,398.10 : x
  2. Step 2: Convert to fraction form
    2,912,154.14/4,368,231.23 = 890,398.10/x
  3. Step 3: Cross multiply
    2,912,154.14x = 4,368,231.23 × 890,398.10
  4. Step 4: Simplify right side
    2,912,154.14x = 3,889,464,787,552.66
  5. Step 5: Solve for x
    x = 3,889,464,787,552.66/2,912,154.14
  6. Step 6: Final answer
    x = 1,335,597.16

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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.