Home / 2,912,636.32-4,365,522.12-1,313,326.96

Finding the Fourth Proportional to 2,912,636.32, 4,365,522.12 and 1,313,326.96

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Solution

The fourth proportional to 2,912,636.32, 4,365,522.12 and 1,313,326.96 is: 1,968,442.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,636.32 : 4,365,522.12 = 1,313,326.96 : x
  2. Step 2: Convert to fraction form
    2,912,636.32/4,365,522.12 = 1,313,326.96/x
  3. Step 3: Cross multiply
    2,912,636.32x = 4,365,522.12 × 1,313,326.96
  4. Step 4: Simplify right side
    2,912,636.32x = 5,733,357,894,672.36
  5. Step 5: Solve for x
    x = 5,733,357,894,672.36/2,912,636.32
  6. Step 6: Final answer
    x = 1,968,442.77

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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.