Home / 1,246,308-1,869,642.90-393,091.26

Finding the Fourth Proportional to 1,246,308, 1,869,642.90 and 393,091.26

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Solution

The fourth proportional to 1,246,308, 1,869,642.90 and 393,091.26 is: 589,693.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,308 : 1,869,642.90 = 393,091.26 : x
  2. Step 2: Convert to fraction form
    1,246,308/1,869,642.90 = 393,091.26/x
  3. Step 3: Cross multiply
    1,246,308x = 1,869,642.90 × 393,091.26
  4. Step 4: Simplify right side
    1,246,308x = 734,940,283,311.05
  5. Step 5: Solve for x
    x = 734,940,283,311.05/1,246,308
  6. Step 6: Final answer
    x = 589,693.95

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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.