Home / 3,118,428.32-4,303,302.39-1,741,765.68

Finding the Fourth Proportional to 3,118,428.32, 4,303,302.39 and 1,741,765.68

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Solution

The fourth proportional to 3,118,428.32, 4,303,302.39 and 1,741,765.68 is: 2,403,564.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,428.32 : 4,303,302.39 = 1,741,765.68 : x
  2. Step 2: Convert to fraction form
    3,118,428.32/4,303,302.39 = 1,741,765.68/x
  3. Step 3: Cross multiply
    3,118,428.32x = 4,303,302.39 × 1,741,765.68
  4. Step 4: Simplify right side
    3,118,428.32x = 7,495,344,413,563.98
  5. Step 5: Solve for x
    x = 7,495,344,413,563.98/3,118,428.32
  6. Step 6: Final answer
    x = 2,403,564.76

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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.