Home / 4,215,838.60-6,320,214.06-3,415,134.52

Finding the Fourth Proportional to 4,215,838.60, 6,320,214.06 and 3,415,134.52

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Solution

The fourth proportional to 4,215,838.60, 6,320,214.06 and 3,415,134.52 is: 5,119,831.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215,838.60 : 6,320,214.06 = 3,415,134.52 : x
  2. Step 2: Convert to fraction form
    4,215,838.60/6,320,214.06 = 3,415,134.52/x
  3. Step 3: Cross multiply
    4,215,838.60x = 6,320,214.06 × 3,415,134.52
  4. Step 4: Simplify right side
    4,215,838.60x = 21,584,381,210,095.35
  5. Step 5: Solve for x
    x = 21,584,381,210,095.35/4,215,838.60
  6. Step 6: Final answer
    x = 5,119,831.01

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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.