Home / 1,398,466.92-2,097,712.52-451,837.74

Finding the Fourth Proportional to 1,398,466.92, 2,097,712.52 and 451,837.74

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Solution

The fourth proportional to 1,398,466.92, 2,097,712.52 and 451,837.74 is: 677,760.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,466.92 : 2,097,712.52 = 451,837.74 : x
  2. Step 2: Convert to fraction form
    1,398,466.92/2,097,712.52 = 451,837.74/x
  3. Step 3: Cross multiply
    1,398,466.92x = 2,097,712.52 × 451,837.74
  4. Step 4: Simplify right side
    1,398,466.92x = 947,825,684,206.51
  5. Step 5: Solve for x
    x = 947,825,684,206.51/1,398,466.92
  6. Step 6: Final answer
    x = 677,760.53

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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.