Home / 5,081,803.29-7,621,088.28-1,669,298.18

Finding the Fourth Proportional to 5,081,803.29, 7,621,088.28 and 1,669,298.18

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Solution

The fourth proportional to 5,081,803.29, 7,621,088.28 and 1,669,298.18 is: 2,503,416.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081,803.29 : 7,621,088.28 = 1,669,298.18 : x
  2. Step 2: Convert to fraction form
    5,081,803.29/7,621,088.28 = 1,669,298.18/x
  3. Step 3: Cross multiply
    5,081,803.29x = 7,621,088.28 × 1,669,298.18
  4. Step 4: Simplify right side
    5,081,803.29x = 12,721,868,757,317.89
  5. Step 5: Solve for x
    x = 12,721,868,757,317.89/5,081,803.29
  6. Step 6: Final answer
    x = 2,503,416.21

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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.