Home / 5,258,710.92-7,889,247.90-1,664,693.40

Finding the Fourth Proportional to 5,258,710.92, 7,889,247.90 and 1,664,693.40

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Solution

The fourth proportional to 5,258,710.92, 7,889,247.90 and 1,664,693.40 is: 2,497,414.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258,710.92 : 7,889,247.90 = 1,664,693.40 : x
  2. Step 2: Convert to fraction form
    5,258,710.92/7,889,247.90 = 1,664,693.40/x
  3. Step 3: Cross multiply
    5,258,710.92x = 7,889,247.90 × 1,664,693.40
  4. Step 4: Simplify right side
    5,258,710.92x = 13,133,178,910,093.86
  5. Step 5: Solve for x
    x = 13,133,178,910,093.86/5,258,710.92
  6. Step 6: Final answer
    x = 2,497,414.12

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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.