Home / 1,889,821.95-2,832,727.77-928,922.46

Finding the Fourth Proportional to 1,889,821.95, 2,832,727.77 and 928,922.46

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Solution

The fourth proportional to 1,889,821.95, 2,832,727.77 and 928,922.46 is: 1,392,398.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,821.95 : 2,832,727.77 = 928,922.46 : x
  2. Step 2: Convert to fraction form
    1,889,821.95/2,832,727.77 = 928,922.46/x
  3. Step 3: Cross multiply
    1,889,821.95x = 2,832,727.77 × 928,922.46
  4. Step 4: Simplify right side
    1,889,821.95x = 2,631,384,448,618.71
  5. Step 5: Solve for x
    x = 2,631,384,448,618.71/1,889,821.95
  6. Step 6: Final answer
    x = 1,392,398.08

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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.