Home / 2,101,729.20-3,152,156.40-585,020.40

Finding the Fourth Proportional to 2,101,729.20, 3,152,156.40 and 585,020.40

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Solution

The fourth proportional to 2,101,729.20, 3,152,156.40 and 585,020.40 is: 877,408.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,729.20 : 3,152,156.40 = 585,020.40 : x
  2. Step 2: Convert to fraction form
    2,101,729.20/3,152,156.40 = 585,020.40/x
  3. Step 3: Cross multiply
    2,101,729.20x = 3,152,156.40 × 585,020.40
  4. Step 4: Simplify right side
    2,101,729.20x = 1,844,075,797,990.56
  5. Step 5: Solve for x
    x = 1,844,075,797,990.56/2,101,729.20
  6. Step 6: Final answer
    x = 877,408.85

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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.