Home / 1,522,439.16-2,283,657.84-1,421,548.51

Finding the Fourth Proportional to 1,522,439.16, 2,283,657.84 and 1,421,548.51

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Solution

The fourth proportional to 1,522,439.16, 2,283,657.84 and 1,421,548.51 is: 2,132,321.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,439.16 : 2,283,657.84 = 1,421,548.51 : x
  2. Step 2: Convert to fraction form
    1,522,439.16/2,283,657.84 = 1,421,548.51/x
  3. Step 3: Cross multiply
    1,522,439.16x = 2,283,657.84 × 1,421,548.51
  4. Step 4: Simplify right side
    1,522,439.16x = 3,246,330,399,801.82
  5. Step 5: Solve for x
    x = 3,246,330,399,801.82/1,522,439.16
  6. Step 6: Final answer
    x = 2,132,321.92

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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.