Home / 4,440,768.10-6,661,394.39-1,407,914.61

Finding the Fourth Proportional to 4,440,768.10, 6,661,394.39 and 1,407,914.61

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Solution

The fourth proportional to 4,440,768.10, 6,661,394.39 and 1,407,914.61 is: 2,111,948.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440,768.10 : 6,661,394.39 = 1,407,914.61 : x
  2. Step 2: Convert to fraction form
    4,440,768.10/6,661,394.39 = 1,407,914.61/x
  3. Step 3: Cross multiply
    4,440,768.10x = 6,661,394.39 × 1,407,914.61
  4. Step 4: Simplify right side
    4,440,768.10x = 9,378,674,492,743.42
  5. Step 5: Solve for x
    x = 9,378,674,492,743.42/4,440,768.10
  6. Step 6: Final answer
    x = 2,111,948.72

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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.