Home / 4,607,863.65-6,911,895.06-1,412,919.09

Finding the Fourth Proportional to 4,607,863.65, 6,911,895.06 and 1,412,919.09

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Solution

The fourth proportional to 4,607,863.65, 6,911,895.06 and 1,412,919.09 is: 2,119,409.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,607,863.65 : 6,911,895.06 = 1,412,919.09 : x
  2. Step 2: Convert to fraction form
    4,607,863.65/6,911,895.06 = 1,412,919.09/x
  3. Step 3: Cross multiply
    4,607,863.65x = 6,911,895.06 × 1,412,919.09
  4. Step 4: Simplify right side
    4,607,863.65x = 9,765,948,478,350.70
  5. Step 5: Solve for x
    x = 9,765,948,478,350.70/4,607,863.65
  6. Step 6: Final answer
    x = 2,119,409.17

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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.