Home / 1,806,898.32-2,709,892.80-742,234.32

Finding the Fourth Proportional to 1,806,898.32, 2,709,892.80 and 742,234.32

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Solution

The fourth proportional to 1,806,898.32, 2,709,892.80 and 742,234.32 is: 1,113,164.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,898.32 : 2,709,892.80 = 742,234.32 : x
  2. Step 2: Convert to fraction form
    1,806,898.32/2,709,892.80 = 742,234.32/x
  3. Step 3: Cross multiply
    1,806,898.32x = 2,709,892.80 × 742,234.32
  4. Step 4: Simplify right side
    1,806,898.32x = 2,011,375,439,680.90
  5. Step 5: Solve for x
    x = 2,011,375,439,680.90/1,806,898.32
  6. Step 6: Final answer
    x = 1,113,164.71

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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.