Home / 1,644,227.60-2,464,008.60-1,214,409.20

Finding the Fourth Proportional to 1,644,227.60, 2,464,008.60 and 1,214,409.20

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Solution

The fourth proportional to 1,644,227.60, 2,464,008.60 and 1,214,409.20 is: 1,819,890.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,227.60 : 2,464,008.60 = 1,214,409.20 : x
  2. Step 2: Convert to fraction form
    1,644,227.60/2,464,008.60 = 1,214,409.20/x
  3. Step 3: Cross multiply
    1,644,227.60x = 2,464,008.60 × 1,214,409.20
  4. Step 4: Simplify right side
    1,644,227.60x = 2,992,314,712,719.12
  5. Step 5: Solve for x
    x = 2,992,314,712,719.12/1,644,227.60
  6. Step 6: Final answer
    x = 1,819,890.82

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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.