Home / 1,116,578.92-1,674,869.30-275,130.76

Finding the Fourth Proportional to 1,116,578.92, 1,674,869.30 and 275,130.76

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Solution

The fourth proportional to 1,116,578.92, 1,674,869.30 and 275,130.76 is: 412,696.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,578.92 : 1,674,869.30 = 275,130.76 : x
  2. Step 2: Convert to fraction form
    1,116,578.92/1,674,869.30 = 275,130.76/x
  3. Step 3: Cross multiply
    1,116,578.92x = 1,674,869.30 × 275,130.76
  4. Step 4: Simplify right side
    1,116,578.92x = 460,808,063,409.67
  5. Step 5: Solve for x
    x = 460,808,063,409.67/1,116,578.92
  6. Step 6: Final answer
    x = 412,696.37

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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.