Home / 3,225,276.82-4,838,615.07-981,356.50

Finding the Fourth Proportional to 3,225,276.82, 4,838,615.07 and 981,356.50

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Solution

The fourth proportional to 3,225,276.82, 4,838,615.07 and 981,356.50 is: 1,472,247.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225,276.82 : 4,838,615.07 = 981,356.50 : x
  2. Step 2: Convert to fraction form
    3,225,276.82/4,838,615.07 = 981,356.50/x
  3. Step 3: Cross multiply
    3,225,276.82x = 4,838,615.07 × 981,356.50
  4. Step 4: Simplify right side
    3,225,276.82x = 4,748,406,349,942.46
  5. Step 5: Solve for x
    x = 4,748,406,349,942.46/3,225,276.82
  6. Step 6: Final answer
    x = 1,472,247.69

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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.