Home / 1,569,872.42-2,355,144.03-545,234.39

Finding the Fourth Proportional to 1,569,872.42, 2,355,144.03 and 545,234.39

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Solution

The fourth proportional to 1,569,872.42, 2,355,144.03 and 545,234.39 is: 817,968.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,872.42 : 2,355,144.03 = 545,234.39 : x
  2. Step 2: Convert to fraction form
    1,569,872.42/2,355,144.03 = 545,234.39/x
  3. Step 3: Cross multiply
    1,569,872.42x = 2,355,144.03 × 545,234.39
  4. Step 4: Simplify right side
    1,569,872.42x = 1,284,105,518,559.19
  5. Step 5: Solve for x
    x = 1,284,105,518,559.19/1,569,872.42
  6. Step 6: Final answer
    x = 817,968.07

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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.