Home / 1,865,111.03-2,797,666.35-517,273.61

Finding the Fourth Proportional to 1,865,111.03, 2,797,666.35 and 517,273.61

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Solution

The fourth proportional to 1,865,111.03, 2,797,666.35 and 517,273.61 is: 775,910.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,111.03 : 2,797,666.35 = 517,273.61 : x
  2. Step 2: Convert to fraction form
    1,865,111.03/2,797,666.35 = 517,273.61/x
  3. Step 3: Cross multiply
    1,865,111.03x = 2,797,666.35 × 517,273.61
  4. Step 4: Simplify right side
    1,865,111.03x = 1,447,158,972,440.02
  5. Step 5: Solve for x
    x = 1,447,158,972,440.02/1,865,111.03
  6. Step 6: Final answer
    x = 775,910.36

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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.