Home / 2,939,615.80-4,409,422.08-918,032.92

Finding the Fourth Proportional to 2,939,615.80, 4,409,422.08 and 918,032.92

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Solution

The fourth proportional to 2,939,615.80, 4,409,422.08 and 918,032.92 is: 1,377,048.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,615.80 : 4,409,422.08 = 918,032.92 : x
  2. Step 2: Convert to fraction form
    2,939,615.80/4,409,422.08 = 918,032.92/x
  3. Step 3: Cross multiply
    2,939,615.80x = 4,409,422.08 × 918,032.92
  4. Step 4: Simplify right side
    2,939,615.80x = 4,047,994,627,614.87
  5. Step 5: Solve for x
    x = 4,047,994,627,614.87/2,939,615.80
  6. Step 6: Final answer
    x = 1,377,048.87

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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.