Home / 1,409,508.92-2,114,525.70-641,061.92

Finding the Fourth Proportional to 1,409,508.92, 2,114,525.70 and 641,061.92

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Solution

The fourth proportional to 1,409,508.92, 2,114,525.70 and 641,061.92 is: 961,712.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,508.92 : 2,114,525.70 = 641,061.92 : x
  2. Step 2: Convert to fraction form
    1,409,508.92/2,114,525.70 = 641,061.92/x
  3. Step 3: Cross multiply
    1,409,508.92x = 2,114,525.70 × 641,061.92
  4. Step 4: Simplify right side
    1,409,508.92x = 1,355,541,905,131.34
  5. Step 5: Solve for x
    x = 1,355,541,905,131.34/1,409,508.92
  6. Step 6: Final answer
    x = 961,712.19

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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.