Home / 5,812,018.71-8,718,355.98-1,768,638.30

Finding the Fourth Proportional to 5,812,018.71, 8,718,355.98 and 1,768,638.30

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Solution

The fourth proportional to 5,812,018.71, 8,718,355.98 and 1,768,638.30 is: 2,653,057.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,812,018.71 : 8,718,355.98 = 1,768,638.30 : x
  2. Step 2: Convert to fraction form
    5,812,018.71/8,718,355.98 = 1,768,638.30/x
  3. Step 3: Cross multiply
    5,812,018.71x = 8,718,355.98 × 1,768,638.30
  4. Step 4: Simplify right side
    5,812,018.71x = 15,419,618,299,262.04
  5. Step 5: Solve for x
    x = 15,419,618,299,262.04/5,812,018.71
  6. Step 6: Final answer
    x = 2,653,057.24

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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.