Home / 6,176,811.60-9,265,217.40-1,689,541.20

Finding the Fourth Proportional to 6,176,811.60, 9,265,217.40 and 1,689,541.20

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Solution

The fourth proportional to 6,176,811.60, 9,265,217.40 and 1,689,541.20 is: 2,534,311.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,176,811.60 : 9,265,217.40 = 1,689,541.20 : x
  2. Step 2: Convert to fraction form
    6,176,811.60/9,265,217.40 = 1,689,541.20/x
  3. Step 3: Cross multiply
    6,176,811.60x = 9,265,217.40 × 1,689,541.20
  4. Step 4: Simplify right side
    6,176,811.60x = 15,653,966,524,256.88
  5. Step 5: Solve for x
    x = 15,653,966,524,256.88/6,176,811.60
  6. Step 6: Final answer
    x = 2,534,311.80

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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.