Home / 1,605,744.02-2,215,929.81-880,596.78

Finding the Fourth Proportional to 1,605,744.02, 2,215,929.81 and 880,596.78

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Solution

The fourth proportional to 1,605,744.02, 2,215,929.81 and 880,596.78 is: 1,215,225.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,744.02 : 2,215,929.81 = 880,596.78 : x
  2. Step 2: Convert to fraction form
    1,605,744.02/2,215,929.81 = 880,596.78/x
  3. Step 3: Cross multiply
    1,605,744.02x = 2,215,929.81 × 880,596.78
  4. Step 4: Simplify right side
    1,605,744.02x = 1,951,340,655,392.01
  5. Step 5: Solve for x
    x = 1,951,340,655,392.01/1,605,744.02
  6. Step 6: Final answer
    x = 1,215,225.24

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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.