Home / 2,262,588.95-3,122,434.31-1,230,166.19

Finding the Fourth Proportional to 2,262,588.95, 3,122,434.31 and 1,230,166.19

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Solution

The fourth proportional to 2,262,588.95, 3,122,434.31 and 1,230,166.19 is: 1,697,662.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262,588.95 : 3,122,434.31 = 1,230,166.19 : x
  2. Step 2: Convert to fraction form
    2,262,588.95/3,122,434.31 = 1,230,166.19/x
  3. Step 3: Cross multiply
    2,262,588.95x = 3,122,434.31 × 1,230,166.19
  4. Step 4: Simplify right side
    2,262,588.95x = 3,841,113,120,313.23
  5. Step 5: Solve for x
    x = 3,841,113,120,313.23/2,262,588.95
  6. Step 6: Final answer
    x = 1,697,662.81

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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.