Home / 1,021,635.92-1,409,539.24-580,038.25

Finding the Fourth Proportional to 1,021,635.92, 1,409,539.24 and 580,038.25

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Solution

The fourth proportional to 1,021,635.92, 1,409,539.24 and 580,038.25 is: 800,272.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,635.92 : 1,409,539.24 = 580,038.25 : x
  2. Step 2: Convert to fraction form
    1,021,635.92/1,409,539.24 = 580,038.25/x
  3. Step 3: Cross multiply
    1,021,635.92x = 1,409,539.24 × 580,038.25
  4. Step 4: Simplify right side
    1,021,635.92x = 817,586,669,101.99
  5. Step 5: Solve for x
    x = 817,586,669,101.99/1,021,635.92
  6. Step 6: Final answer
    x = 800,272.05

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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.