Home / 1,108,912.06-1,663,550.60-340,390.48

Finding the Fourth Proportional to 1,108,912.06, 1,663,550.60 and 340,390.48

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Solution

The fourth proportional to 1,108,912.06, 1,663,550.60 and 340,390.48 is: 510,641.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,912.06 : 1,663,550.60 = 340,390.48 : x
  2. Step 2: Convert to fraction form
    1,108,912.06/1,663,550.60 = 340,390.48/x
  3. Step 3: Cross multiply
    1,108,912.06x = 1,663,550.60 × 340,390.48
  4. Step 4: Simplify right side
    1,108,912.06x = 566,256,787,238.29
  5. Step 5: Solve for x
    x = 566,256,787,238.29/1,108,912.06
  6. Step 6: Final answer
    x = 510,641.74

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1.5x scale

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.