Home / 2,818,280.28-3,889,177.74-1,715,313

Finding the Fourth Proportional to 2,818,280.28, 3,889,177.74 and 1,715,313

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Solution

The fourth proportional to 2,818,280.28, 3,889,177.74 and 1,715,313 is: 2,367,102.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,280.28 : 3,889,177.74 = 1,715,313 : x
  2. Step 2: Convert to fraction form
    2,818,280.28/3,889,177.74 = 1,715,313/x
  3. Step 3: Cross multiply
    2,818,280.28x = 3,889,177.74 × 1,715,313
  4. Step 4: Simplify right side
    2,818,280.28x = 6,671,157,136,732.62
  5. Step 5: Solve for x
    x = 6,671,157,136,732.62/2,818,280.28
  6. Step 6: Final answer
    x = 2,367,102.09

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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.