Home / 4,386,691.81-6,578,117.88-2,081,845.45

Finding the Fourth Proportional to 4,386,691.81, 6,578,117.88 and 2,081,845.45

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Solution

The fourth proportional to 4,386,691.81, 6,578,117.88 and 2,081,845.45 is: 3,121,857.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386,691.81 : 6,578,117.88 = 2,081,845.45 : x
  2. Step 2: Convert to fraction form
    4,386,691.81/6,578,117.88 = 2,081,845.45/x
  3. Step 3: Cross multiply
    4,386,691.81x = 6,578,117.88 × 2,081,845.45
  4. Step 4: Simplify right side
    4,386,691.81x = 13,694,624,745,151.06
  5. Step 5: Solve for x
    x = 13,694,624,745,151.06/4,386,691.81
  6. Step 6: Final answer
    x = 3,121,857.05

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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.