Home / 2,112,248.43-3,168,941.34-1,087,020.02

Finding the Fourth Proportional to 2,112,248.43, 3,168,941.34 and 1,087,020.02

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Solution

The fourth proportional to 2,112,248.43, 3,168,941.34 and 1,087,020.02 is: 1,630,822.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,248.43 : 3,168,941.34 = 1,087,020.02 : x
  2. Step 2: Convert to fraction form
    2,112,248.43/3,168,941.34 = 1,087,020.02/x
  3. Step 3: Cross multiply
    2,112,248.43x = 3,168,941.34 × 1,087,020.02
  4. Step 4: Simplify right side
    2,112,248.43x = 3,444,702,678,785.63
  5. Step 5: Solve for x
    x = 3,444,702,678,785.63/2,112,248.43
  6. Step 6: Final answer
    x = 1,630,822.70

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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.