Home / 2,261,564.04-3,119,917.92-1,389,607.14

Finding the Fourth Proportional to 2,261,564.04, 3,119,917.92 and 1,389,607.14

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Solution

The fourth proportional to 2,261,564.04, 3,119,917.92 and 1,389,607.14 is: 1,917,018.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261,564.04 : 3,119,917.92 = 1,389,607.14 : x
  2. Step 2: Convert to fraction form
    2,261,564.04/3,119,917.92 = 1,389,607.14/x
  3. Step 3: Cross multiply
    2,261,564.04x = 3,119,917.92 × 1,389,607.14
  4. Step 4: Simplify right side
    2,261,564.04x = 4,335,460,217,845.95
  5. Step 5: Solve for x
    x = 4,335,460,217,845.95/2,261,564.04
  6. Step 6: Final answer
    x = 1,917,018.55

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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.