Home / 1,664,718.56-2,297,304.24-900,785.60

Finding the Fourth Proportional to 1,664,718.56, 2,297,304.24 and 900,785.60

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Solution

The fourth proportional to 1,664,718.56, 2,297,304.24 and 900,785.60 is: 1,243,080.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,718.56 : 2,297,304.24 = 900,785.60 : x
  2. Step 2: Convert to fraction form
    1,664,718.56/2,297,304.24 = 900,785.60/x
  3. Step 3: Cross multiply
    1,664,718.56x = 2,297,304.24 × 900,785.60
  4. Step 4: Simplify right side
    1,664,718.56x = 2,069,378,578,210.94
  5. Step 5: Solve for x
    x = 2,069,378,578,210.94/1,664,718.56
  6. Step 6: Final answer
    x = 1,243,080.14

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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.