Home / 2,042,237.22-2,819,058.49-1,605,515.19

Finding the Fourth Proportional to 2,042,237.22, 2,819,058.49 and 1,605,515.19

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Solution

The fourth proportional to 2,042,237.22, 2,819,058.49 and 1,605,515.19 is: 2,216,217.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042,237.22 : 2,819,058.49 = 1,605,515.19 : x
  2. Step 2: Convert to fraction form
    2,042,237.22/2,819,058.49 = 1,605,515.19/x
  3. Step 3: Cross multiply
    2,042,237.22x = 2,819,058.49 × 1,605,515.19
  4. Step 4: Simplify right side
    2,042,237.22x = 4,526,041,227,193.46
  5. Step 5: Solve for x
    x = 4,526,041,227,193.46/2,042,237.22
  6. Step 6: Final answer
    x = 2,216,217.19

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Double scale
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1.5x scale

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.