Home / 1,224,658.19-1,837,012.60-445,644.35

Finding the Fourth Proportional to 1,224,658.19, 1,837,012.60 and 445,644.35

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Solution

The fourth proportional to 1,224,658.19, 1,837,012.60 and 445,644.35 is: 668,475.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,658.19 : 1,837,012.60 = 445,644.35 : x
  2. Step 2: Convert to fraction form
    1,224,658.19/1,837,012.60 = 445,644.35/x
  3. Step 3: Cross multiply
    1,224,658.19x = 1,837,012.60 × 445,644.35
  4. Step 4: Simplify right side
    1,224,658.19x = 818,654,282,948.31
  5. Step 5: Solve for x
    x = 818,654,282,948.31/1,224,658.19
  6. Step 6: Final answer
    x = 668,475.73

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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.