Home / 1,260,299.80-1,738,718.58-776,025.10

Finding the Fourth Proportional to 1,260,299.80, 1,738,718.58 and 776,025.10

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Solution

The fourth proportional to 1,260,299.80, 1,738,718.58 and 776,025.10 is: 1,070,609.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,299.80 : 1,738,718.58 = 776,025.10 : x
  2. Step 2: Convert to fraction form
    1,260,299.80/1,738,718.58 = 776,025.10/x
  3. Step 3: Cross multiply
    1,260,299.80x = 1,738,718.58 × 776,025.10
  4. Step 4: Simplify right side
    1,260,299.80x = 1,349,289,255,569.56
  5. Step 5: Solve for x
    x = 1,349,289,255,569.56/1,260,299.80
  6. Step 6: Final answer
    x = 1,070,609.75

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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.