Home / 4,097,712.30-6,146,568.45-1,257,455.40

Finding the Fourth Proportional to 4,097,712.30, 6,146,568.45 and 1,257,455.40

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Solution

The fourth proportional to 4,097,712.30, 6,146,568.45 and 1,257,455.40 is: 1,886,183.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,097,712.30 : 6,146,568.45 = 1,257,455.40 : x
  2. Step 2: Convert to fraction form
    4,097,712.30/6,146,568.45 = 1,257,455.40/x
  3. Step 3: Cross multiply
    4,097,712.30x = 6,146,568.45 × 1,257,455.40
  4. Step 4: Simplify right side
    4,097,712.30x = 7,729,035,688,922.13
  5. Step 5: Solve for x
    x = 7,729,035,688,922.13/4,097,712.30
  6. Step 6: Final answer
    x = 1,886,183.10

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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.