Home / 4,390,923.20-6,573,554.40-3,131,211.20

Finding the Fourth Proportional to 4,390,923.20, 6,573,554.40 and 3,131,211.20

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Solution

The fourth proportional to 4,390,923.20, 6,573,554.40 and 3,131,211.20 is: 4,687,667.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390,923.20 : 6,573,554.40 = 3,131,211.20 : x
  2. Step 2: Convert to fraction form
    4,390,923.20/6,573,554.40 = 3,131,211.20/x
  3. Step 3: Cross multiply
    4,390,923.20x = 6,573,554.40 × 3,131,211.20
  4. Step 4: Simplify right side
    4,390,923.20x = 20,583,187,161,089.28
  5. Step 5: Solve for x
    x = 20,583,187,161,089.28/4,390,923.20
  6. Step 6: Final answer
    x = 4,687,667.31

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1.5x scale

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.