Home / 3,889,665.40-5,834,498.10-1,230,273.40

Finding the Fourth Proportional to 3,889,665.40, 5,834,498.10 and 1,230,273.40

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Solution

The fourth proportional to 3,889,665.40, 5,834,498.10 and 1,230,273.40 is: 1,845,410.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,665.40 : 5,834,498.10 = 1,230,273.40 : x
  2. Step 2: Convert to fraction form
    3,889,665.40/5,834,498.10 = 1,230,273.40/x
  3. Step 3: Cross multiply
    3,889,665.40x = 5,834,498.10 × 1,230,273.40
  4. Step 4: Simplify right side
    3,889,665.40x = 7,178,027,814,780.54
  5. Step 5: Solve for x
    x = 7,178,027,814,780.54/3,889,665.40
  6. Step 6: Final answer
    x = 1,845,410.10

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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.