Home / 2,154,262.41-2,972,846.28-1,187,482.44

Finding the Fourth Proportional to 2,154,262.41, 2,972,846.28 and 1,187,482.44

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Solution

The fourth proportional to 2,154,262.41, 2,972,846.28 and 1,187,482.44 is: 1,638,706.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,262.41 : 2,972,846.28 = 1,187,482.44 : x
  2. Step 2: Convert to fraction form
    2,154,262.41/2,972,846.28 = 1,187,482.44/x
  3. Step 3: Cross multiply
    2,154,262.41x = 2,972,846.28 × 1,187,482.44
  4. Step 4: Simplify right side
    2,154,262.41x = 3,530,202,754,319.32
  5. Step 5: Solve for x
    x = 3,530,202,754,319.32/2,154,262.41
  6. Step 6: Final answer
    x = 1,638,706.01

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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.