Home / 1,879,990.92-2,820,095.78-532,040.76

Finding the Fourth Proportional to 1,879,990.92, 2,820,095.78 and 532,040.76

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Solution

The fourth proportional to 1,879,990.92, 2,820,095.78 and 532,040.76 is: 798,092.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,990.92 : 2,820,095.78 = 532,040.76 : x
  2. Step 2: Convert to fraction form
    1,879,990.92/2,820,095.78 = 532,040.76/x
  3. Step 3: Cross multiply
    1,879,990.92x = 2,820,095.78 × 532,040.76
  4. Step 4: Simplify right side
    1,879,990.92x = 1,500,405,899,403.79
  5. Step 5: Solve for x
    x = 1,500,405,899,403.79/1,879,990.92
  6. Step 6: Final answer
    x = 798,092.10

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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.