Home / 1,722,647.92-2,377,231.02-958,701.28

Finding the Fourth Proportional to 1,722,647.92, 2,377,231.02 and 958,701.28

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Solution

The fourth proportional to 1,722,647.92, 2,377,231.02 and 958,701.28 is: 1,322,994.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,647.92 : 2,377,231.02 = 958,701.28 : x
  2. Step 2: Convert to fraction form
    1,722,647.92/2,377,231.02 = 958,701.28/x
  3. Step 3: Cross multiply
    1,722,647.92x = 2,377,231.02 × 958,701.28
  4. Step 4: Simplify right side
    1,722,647.92x = 2,279,054,421,729.71
  5. Step 5: Solve for x
    x = 2,279,054,421,729.71/1,722,647.92
  6. Step 6: Final answer
    x = 1,322,994.91

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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.