Home / 3,133,120.86-4,698,724.56-2,166,697.35

Finding the Fourth Proportional to 3,133,120.86, 4,698,724.56 and 2,166,697.35

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Solution

The fourth proportional to 3,133,120.86, 4,698,724.56 and 2,166,697.35 is: 3,249,384.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133,120.86 : 4,698,724.56 = 2,166,697.35 : x
  2. Step 2: Convert to fraction form
    3,133,120.86/4,698,724.56 = 2,166,697.35/x
  3. Step 3: Cross multiply
    3,133,120.86x = 4,698,724.56 × 2,166,697.35
  4. Step 4: Simplify right side
    3,133,120.86x = 10,180,714,052,531.92
  5. Step 5: Solve for x
    x = 10,180,714,052,531.92/3,133,120.86
  6. Step 6: Final answer
    x = 3,249,384.40

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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.