Home / 3,111,356.77-4,293,954.35-1,887,972.26

Finding the Fourth Proportional to 3,111,356.77, 4,293,954.35 and 1,887,972.26

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Solution

The fourth proportional to 3,111,356.77, 4,293,954.35 and 1,887,972.26 is: 2,605,572.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,356.77 : 4,293,954.35 = 1,887,972.26 : x
  2. Step 2: Convert to fraction form
    3,111,356.77/4,293,954.35 = 1,887,972.26/x
  3. Step 3: Cross multiply
    3,111,356.77x = 4,293,954.35 × 1,887,972.26
  4. Step 4: Simplify right side
    3,111,356.77x = 8,106,866,674,676.59
  5. Step 5: Solve for x
    x = 8,106,866,674,676.59/3,111,356.77
  6. Step 6: Final answer
    x = 2,605,572.84

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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.