Home / 1,478,667.90-2,217,048.02-580,200.42

Finding the Fourth Proportional to 1,478,667.90, 2,217,048.02 and 580,200.42

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Solution

The fourth proportional to 1,478,667.90, 2,217,048.02 and 580,200.42 is: 869,926.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,667.90 : 2,217,048.02 = 580,200.42 : x
  2. Step 2: Convert to fraction form
    1,478,667.90/2,217,048.02 = 580,200.42/x
  3. Step 3: Cross multiply
    1,478,667.90x = 2,217,048.02 × 580,200.42
  4. Step 4: Simplify right side
    1,478,667.90x = 1,286,332,192,364.17
  5. Step 5: Solve for x
    x = 1,286,332,192,364.17/1,478,667.90
  6. Step 6: Final answer
    x = 869,926.37

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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.