Home / 3,219,973.56-4,443,663.54-1,769,642.68

Finding the Fourth Proportional to 3,219,973.56, 4,443,663.54 and 1,769,642.68

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Solution

The fourth proportional to 3,219,973.56, 4,443,663.54 and 1,769,642.68 is: 2,442,161.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,973.56 : 4,443,663.54 = 1,769,642.68 : x
  2. Step 2: Convert to fraction form
    3,219,973.56/4,443,663.54 = 1,769,642.68/x
  3. Step 3: Cross multiply
    3,219,973.56x = 4,443,663.54 × 1,769,642.68
  4. Step 4: Simplify right side
    3,219,973.56x = 7,863,696,655,943.89
  5. Step 5: Solve for x
    x = 7,863,696,655,943.89/3,219,973.56
  6. Step 6: Final answer
    x = 2,442,161.87

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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.