Home / 1,445,261.44-2,167,110.24-1,147,656.64

Finding the Fourth Proportional to 1,445,261.44, 2,167,110.24 and 1,147,656.64

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Solution

The fourth proportional to 1,445,261.44, 2,167,110.24 and 1,147,656.64 is: 1,720,864.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,261.44 : 2,167,110.24 = 1,147,656.64 : x
  2. Step 2: Convert to fraction form
    1,445,261.44/2,167,110.24 = 1,147,656.64/x
  3. Step 3: Cross multiply
    1,445,261.44x = 2,167,110.24 × 1,147,656.64
  4. Step 4: Simplify right side
    1,445,261.44x = 2,487,098,456,547.99
  5. Step 5: Solve for x
    x = 2,487,098,456,547.99/1,445,261.44
  6. Step 6: Final answer
    x = 1,720,864.05

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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.