Home / 2,828,115-4,242,836.69-934,856.37

Finding the Fourth Proportional to 2,828,115, 4,242,836.69 and 934,856.37

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Solution

The fourth proportional to 2,828,115, 4,242,836.69 and 934,856.37 is: 1,402,504.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,115 : 4,242,836.69 = 934,856.37 : x
  2. Step 2: Convert to fraction form
    2,828,115/4,242,836.69 = 934,856.37/x
  3. Step 3: Cross multiply
    2,828,115x = 4,242,836.69 × 934,856.37
  4. Step 4: Simplify right side
    2,828,115x = 3,966,442,906,516.22
  5. Step 5: Solve for x
    x = 3,966,442,906,516.22/2,828,115
  6. Step 6: Final answer
    x = 1,402,504.11

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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.