Home / 2,828,476.13-3,903,222.20-1,539,288.90

Finding the Fourth Proportional to 2,828,476.13, 3,903,222.20 and 1,539,288.90

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Solution

The fourth proportional to 2,828,476.13, 3,903,222.20 and 1,539,288.90 is: 2,124,177.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,476.13 : 3,903,222.20 = 1,539,288.90 : x
  2. Step 2: Convert to fraction form
    2,828,476.13/3,903,222.20 = 1,539,288.90/x
  3. Step 3: Cross multiply
    2,828,476.13x = 3,903,222.20 × 1,539,288.90
  4. Step 4: Simplify right side
    2,828,476.13x = 6,008,186,598,997.14
  5. Step 5: Solve for x
    x = 6,008,186,598,997.14/2,828,476.13
  6. Step 6: Final answer
    x = 2,124,177.94

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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.