Home / 3,431,398.92-4,735,898.19-1,903,998.12

Finding the Fourth Proportional to 3,431,398.92, 4,735,898.19 and 1,903,998.12

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Solution

The fourth proportional to 3,431,398.92, 4,735,898.19 and 1,903,998.12 is: 2,627,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,398.92 : 4,735,898.19 = 1,903,998.12 : x
  2. Step 2: Convert to fraction form
    3,431,398.92/4,735,898.19 = 1,903,998.12/x
  3. Step 3: Cross multiply
    3,431,398.92x = 4,735,898.19 × 1,903,998.12
  4. Step 4: Simplify right side
    3,431,398.92x = 9,017,141,250,271.40
  5. Step 5: Solve for x
    x = 9,017,141,250,271.40/3,431,398.92
  6. Step 6: Final answer
    x = 2,627,832.40

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.