Home / 3,134,688.39-4,321,865.36-2,030,168.34

Finding the Fourth Proportional to 3,134,688.39, 4,321,865.36 and 2,030,168.34

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Solution

The fourth proportional to 3,134,688.39, 4,321,865.36 and 2,030,168.34 is: 2,799,038.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134,688.39 : 4,321,865.36 = 2,030,168.34 : x
  2. Step 2: Convert to fraction form
    3,134,688.39/4,321,865.36 = 2,030,168.34/x
  3. Step 3: Cross multiply
    3,134,688.39x = 4,321,865.36 × 2,030,168.34
  4. Step 4: Simplify right side
    3,134,688.39x = 8,774,114,228,690.12
  5. Step 5: Solve for x
    x = 8,774,114,228,690.12/3,134,688.39
  6. Step 6: Final answer
    x = 2,799,038.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.