Home / 4,113,248.64-6,169,806.72-1,121,432.64

Finding the Fourth Proportional to 4,113,248.64, 6,169,806.72 and 1,121,432.64

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Solution

The fourth proportional to 4,113,248.64, 6,169,806.72 and 1,121,432.64 is: 1,682,130.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113,248.64 : 6,169,806.72 = 1,121,432.64 : x
  2. Step 2: Convert to fraction form
    4,113,248.64/6,169,806.72 = 1,121,432.64/x
  3. Step 3: Cross multiply
    4,113,248.64x = 6,169,806.72 × 1,121,432.64
  4. Step 4: Simplify right side
    4,113,248.64x = 6,919,022,638,299.34
  5. Step 5: Solve for x
    x = 6,919,022,638,299.34/4,113,248.64
  6. Step 6: Final answer
    x = 1,682,130.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.