Home / 1,704,557.16-2,556,171.54-639,018

Finding the Fourth Proportional to 1,704,557.16, 2,556,171.54 and 639,018

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Solution

The fourth proportional to 1,704,557.16, 2,556,171.54 and 639,018 is: 958,278.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,557.16 : 2,556,171.54 = 639,018 : x
  2. Step 2: Convert to fraction form
    1,704,557.16/2,556,171.54 = 639,018/x
  3. Step 3: Cross multiply
    1,704,557.16x = 2,556,171.54 × 639,018
  4. Step 4: Simplify right side
    1,704,557.16x = 1,633,439,625,147.72
  5. Step 5: Solve for x
    x = 1,633,439,625,147.72/1,704,557.16
  6. Step 6: Final answer
    x = 958,278.00

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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.