Home / 1,021,856.22-1,410,016.95-580,315.50

Finding the Fourth Proportional to 1,021,856.22, 1,410,016.95 and 580,315.50

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Solution

The fourth proportional to 1,021,856.22, 1,410,016.95 and 580,315.50 is: 800,753.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,856.22 : 1,410,016.95 = 580,315.50 : x
  2. Step 2: Convert to fraction form
    1,021,856.22/1,410,016.95 = 580,315.50/x
  3. Step 3: Cross multiply
    1,021,856.22x = 1,410,016.95 × 580,315.50
  4. Step 4: Simplify right side
    1,021,856.22x = 818,254,691,347.73
  5. Step 5: Solve for x
    x = 818,254,691,347.73/1,021,856.22
  6. Step 6: Final answer
    x = 800,753.25

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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.