Home / 2,838,861.40-4,258,292.10-1,719,117.40

Finding the Fourth Proportional to 2,838,861.40, 4,258,292.10 and 1,719,117.40

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Solution

The fourth proportional to 2,838,861.40, 4,258,292.10 and 1,719,117.40 is: 2,578,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838,861.40 : 4,258,292.10 = 1,719,117.40 : x
  2. Step 2: Convert to fraction form
    2,838,861.40/4,258,292.10 = 1,719,117.40/x
  3. Step 3: Cross multiply
    2,838,861.40x = 4,258,292.10 × 1,719,117.40
  4. Step 4: Simplify right side
    2,838,861.40x = 7,320,504,043,392.54
  5. Step 5: Solve for x
    x = 7,320,504,043,392.54/2,838,861.40
  6. Step 6: Final answer
    x = 2,578,676.10

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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.