Home / 1,642,981.77-2,458,477.85-969,385.77

Finding the Fourth Proportional to 1,642,981.77, 2,458,477.85 and 969,385.77

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Solution

The fourth proportional to 1,642,981.77, 2,458,477.85 and 969,385.77 is: 1,450,541.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,981.77 : 2,458,477.85 = 969,385.77 : x
  2. Step 2: Convert to fraction form
    1,642,981.77/2,458,477.85 = 969,385.77/x
  3. Step 3: Cross multiply
    1,642,981.77x = 2,458,477.85 × 969,385.77
  4. Step 4: Simplify right side
    1,642,981.77x = 2,383,213,438,803.27
  5. Step 5: Solve for x
    x = 2,383,213,438,803.27/1,642,981.77
  6. Step 6: Final answer
    x = 1,450,541.62

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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.