Home / 2,114,033.70-2,917,351.70-1,147,139.40

Finding the Fourth Proportional to 2,114,033.70, 2,917,351.70 and 1,147,139.40

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Solution

The fourth proportional to 2,114,033.70, 2,917,351.70 and 1,147,139.40 is: 1,583,044.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,033.70 : 2,917,351.70 = 1,147,139.40 : x
  2. Step 2: Convert to fraction form
    2,114,033.70/2,917,351.70 = 1,147,139.40/x
  3. Step 3: Cross multiply
    2,114,033.70x = 2,917,351.70 × 1,147,139.40
  4. Step 4: Simplify right side
    2,114,033.70x = 3,346,609,078,726.98
  5. Step 5: Solve for x
    x = 3,346,609,078,726.98/2,114,033.70
  6. Step 6: Final answer
    x = 1,583,044.34

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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.