Home / 5,459,688.36-8,189,535.27-1,865,490.54

Finding the Fourth Proportional to 5,459,688.36, 8,189,535.27 and 1,865,490.54

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Solution

The fourth proportional to 5,459,688.36, 8,189,535.27 and 1,865,490.54 is: 2,798,236.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459,688.36 : 8,189,535.27 = 1,865,490.54 : x
  2. Step 2: Convert to fraction form
    5,459,688.36/8,189,535.27 = 1,865,490.54/x
  3. Step 3: Cross multiply
    5,459,688.36x = 8,189,535.27 × 1,865,490.54
  4. Step 4: Simplify right side
    5,459,688.36x = 15,277,500,584,327.73
  5. Step 5: Solve for x
    x = 15,277,500,584,327.73/5,459,688.36
  6. Step 6: Final answer
    x = 2,798,236.75

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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.