Home / 3,669,409.90-5,504,114.85-1,272,457.90

Finding the Fourth Proportional to 3,669,409.90, 5,504,114.85 and 1,272,457.90

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Solution

The fourth proportional to 3,669,409.90, 5,504,114.85 and 1,272,457.90 is: 1,908,686.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,409.90 : 5,504,114.85 = 1,272,457.90 : x
  2. Step 2: Convert to fraction form
    3,669,409.90/5,504,114.85 = 1,272,457.90/x
  3. Step 3: Cross multiply
    3,669,409.90x = 5,504,114.85 × 1,272,457.90
  4. Step 4: Simplify right side
    3,669,409.90x = 7,003,754,423,389.82
  5. Step 5: Solve for x
    x = 7,003,754,423,389.82/3,669,409.90
  6. Step 6: Final answer
    x = 1,908,686.85

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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.