Home / 3,142,809.32-4,337,105.46-1,902,448.16

Finding the Fourth Proportional to 3,142,809.32, 4,337,105.46 and 1,902,448.16

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Solution

The fourth proportional to 3,142,809.32, 4,337,105.46 and 1,902,448.16 is: 2,625,395.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,809.32 : 4,337,105.46 = 1,902,448.16 : x
  2. Step 2: Convert to fraction form
    3,142,809.32/4,337,105.46 = 1,902,448.16/x
  3. Step 3: Cross multiply
    3,142,809.32x = 4,337,105.46 × 1,902,448.16
  4. Step 4: Simplify right side
    3,142,809.32x = 8,251,118,302,102.95
  5. Step 5: Solve for x
    x = 8,251,118,302,102.95/3,142,809.32
  6. Step 6: Final answer
    x = 2,625,395.77

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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.