Home / 2,175,159.45-3,262,718.40-1,322,466.53

Finding the Fourth Proportional to 2,175,159.45, 3,262,718.40 and 1,322,466.53

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Solution

The fourth proportional to 2,175,159.45, 3,262,718.40 and 1,322,466.53 is: 1,983,687.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,159.45 : 3,262,718.40 = 1,322,466.53 : x
  2. Step 2: Convert to fraction form
    2,175,159.45/3,262,718.40 = 1,322,466.53/x
  3. Step 3: Cross multiply
    2,175,159.45x = 3,262,718.40 × 1,322,466.53
  4. Step 4: Simplify right side
    2,175,159.45x = 4,314,835,864,501.56
  5. Step 5: Solve for x
    x = 4,314,835,864,501.56/2,175,159.45
  6. Step 6: Final answer
    x = 1,983,687.16

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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.