Home / 1,718,923.20-2,578,903.20-920,587.20

Finding the Fourth Proportional to 1,718,923.20, 2,578,903.20 and 920,587.20

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Solution

The fourth proportional to 1,718,923.20, 2,578,903.20 and 920,587.20 is: 1,381,158.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,923.20 : 2,578,903.20 = 920,587.20 : x
  2. Step 2: Convert to fraction form
    1,718,923.20/2,578,903.20 = 920,587.20/x
  3. Step 3: Cross multiply
    1,718,923.20x = 2,578,903.20 × 920,587.20
  4. Step 4: Simplify right side
    1,718,923.20x = 2,374,105,275,959.04
  5. Step 5: Solve for x
    x = 2,374,105,275,959.04/1,718,923.20
  6. Step 6: Final answer
    x = 1,381,158.43

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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.