Home / 3,146,707.20-4,720,030.08-902,856.96

Finding the Fourth Proportional to 3,146,707.20, 4,720,030.08 and 902,856.96

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Solution

The fourth proportional to 3,146,707.20, 4,720,030.08 and 902,856.96 is: 1,354,276.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,707.20 : 4,720,030.08 = 902,856.96 : x
  2. Step 2: Convert to fraction form
    3,146,707.20/4,720,030.08 = 902,856.96/x
  3. Step 3: Cross multiply
    3,146,707.20x = 4,720,030.08 × 902,856.96
  4. Step 4: Simplify right side
    3,146,707.20x = 4,261,512,009,137.36
  5. Step 5: Solve for x
    x = 4,261,512,009,137.36/3,146,707.20
  6. Step 6: Final answer
    x = 1,354,276.63

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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.