Home / 1,928,328.93-2,890,454.03-713,124.73

Finding the Fourth Proportional to 1,928,328.93, 2,890,454.03 and 713,124.73

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Solution

The fourth proportional to 1,928,328.93, 2,890,454.03 and 713,124.73 is: 1,068,932.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,328.93 : 2,890,454.03 = 713,124.73 : x
  2. Step 2: Convert to fraction form
    1,928,328.93/2,890,454.03 = 713,124.73/x
  3. Step 3: Cross multiply
    1,928,328.93x = 2,890,454.03 × 713,124.73
  4. Step 4: Simplify right side
    1,928,328.93x = 2,061,254,240,195.35
  5. Step 5: Solve for x
    x = 2,061,254,240,195.35/1,928,328.93
  6. Step 6: Final answer
    x = 1,068,932.90

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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.