Home / 3,236,423.58-4,854,722.85-840,215.16

Finding the Fourth Proportional to 3,236,423.58, 4,854,722.85 and 840,215.16

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Solution

The fourth proportional to 3,236,423.58, 4,854,722.85 and 840,215.16 is: 1,260,345.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236,423.58 : 4,854,722.85 = 840,215.16 : x
  2. Step 2: Convert to fraction form
    3,236,423.58/4,854,722.85 = 840,215.16/x
  3. Step 3: Cross multiply
    3,236,423.58x = 4,854,722.85 × 840,215.16
  4. Step 4: Simplify right side
    3,236,423.58x = 4,079,011,736,168.41
  5. Step 5: Solve for x
    x = 4,079,011,736,168.41/3,236,423.58
  6. Step 6: Final answer
    x = 1,260,345.45

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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.