Home / 1,674,992.40-2,512,488.60-664,355.40

Finding the Fourth Proportional to 1,674,992.40, 2,512,488.60 and 664,355.40

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Solution

The fourth proportional to 1,674,992.40, 2,512,488.60 and 664,355.40 is: 996,533.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,992.40 : 2,512,488.60 = 664,355.40 : x
  2. Step 2: Convert to fraction form
    1,674,992.40/2,512,488.60 = 664,355.40/x
  3. Step 3: Cross multiply
    1,674,992.40x = 2,512,488.60 × 664,355.40
  4. Step 4: Simplify right side
    1,674,992.40x = 1,669,185,368,848.44
  5. Step 5: Solve for x
    x = 1,669,185,368,848.44/1,674,992.40
  6. Step 6: Final answer
    x = 996,533.10

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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.