Home / 3,940,914.51-5,911,547.94-1,208,265.30

Finding the Fourth Proportional to 3,940,914.51, 5,911,547.94 and 1,208,265.30

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Solution

The fourth proportional to 3,940,914.51, 5,911,547.94 and 1,208,265.30 is: 1,812,451.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940,914.51 : 5,911,547.94 = 1,208,265.30 : x
  2. Step 2: Convert to fraction form
    3,940,914.51/5,911,547.94 = 1,208,265.30/x
  3. Step 3: Cross multiply
    3,940,914.51x = 5,911,547.94 × 1,208,265.30
  4. Step 4: Simplify right side
    3,940,914.51x = 7,142,718,227,388.95
  5. Step 5: Solve for x
    x = 7,142,718,227,388.95/3,940,914.51
  6. Step 6: Final answer
    x = 1,812,451.96

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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.