Home / 1,145,471.40-1,580,922.90-824,244.84

Finding the Fourth Proportional to 1,145,471.40, 1,580,922.90 and 824,244.84

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Solution

The fourth proportional to 1,145,471.40, 1,580,922.90 and 824,244.84 is: 1,137,581.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,471.40 : 1,580,922.90 = 824,244.84 : x
  2. Step 2: Convert to fraction form
    1,145,471.40/1,580,922.90 = 824,244.84/x
  3. Step 3: Cross multiply
    1,145,471.40x = 1,580,922.90 × 824,244.84
  4. Step 4: Simplify right side
    1,145,471.40x = 1,303,067,542,762.84
  5. Step 5: Solve for x
    x = 1,303,067,542,762.84/1,145,471.40
  6. Step 6: Final answer
    x = 1,137,581.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.