Home / 1,928,638.92-2,893,152.78-508,793.16

Finding the Fourth Proportional to 1,928,638.92, 2,893,152.78 and 508,793.16

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Solution

The fourth proportional to 1,928,638.92, 2,893,152.78 and 508,793.16 is: 763,241.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,638.92 : 2,893,152.78 = 508,793.16 : x
  2. Step 2: Convert to fraction form
    1,928,638.92/2,893,152.78 = 508,793.16/x
  3. Step 3: Cross multiply
    1,928,638.92x = 2,893,152.78 × 508,793.16
  4. Step 4: Simplify right side
    1,928,638.92x = 1,472,016,345,298.98
  5. Step 5: Solve for x
    x = 1,472,016,345,298.98/1,928,638.92
  6. Step 6: Final answer
    x = 763,241.02

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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.