Home / 1,048,810.20-1,569,278.70-694,516.20

Finding the Fourth Proportional to 1,048,810.20, 1,569,278.70 and 694,516.20

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Solution

The fourth proportional to 1,048,810.20, 1,569,278.70 and 694,516.20 is: 1,039,167.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,810.20 : 1,569,278.70 = 694,516.20 : x
  2. Step 2: Convert to fraction form
    1,048,810.20/1,569,278.70 = 694,516.20/x
  3. Step 3: Cross multiply
    1,048,810.20x = 1,569,278.70 × 694,516.20
  4. Step 4: Simplify right side
    1,048,810.20x = 1,089,889,479,464.94
  5. Step 5: Solve for x
    x = 1,089,889,479,464.94/1,048,810.20
  6. Step 6: Final answer
    x = 1,039,167.51

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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.