Home / 4,390,138.56-6,057,202.32-3,013,903.20

Finding the Fourth Proportional to 4,390,138.56, 6,057,202.32 and 3,013,903.20

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Solution

The fourth proportional to 4,390,138.56, 6,057,202.32 and 3,013,903.20 is: 4,158,370.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390,138.56 : 6,057,202.32 = 3,013,903.20 : x
  2. Step 2: Convert to fraction form
    4,390,138.56/6,057,202.32 = 3,013,903.20/x
  3. Step 3: Cross multiply
    4,390,138.56x = 6,057,202.32 × 3,013,903.20
  4. Step 4: Simplify right side
    4,390,138.56x = 18,255,821,455,295.43
  5. Step 5: Solve for x
    x = 18,255,821,455,295.43/4,390,138.56
  6. Step 6: Final answer
    x = 4,158,370.22

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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.