Home / 2,020,405.20-3,030,607.80-524,497.20

Finding the Fourth Proportional to 2,020,405.20, 3,030,607.80 and 524,497.20

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Solution

The fourth proportional to 2,020,405.20, 3,030,607.80 and 524,497.20 is: 786,745.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,405.20 : 3,030,607.80 = 524,497.20 : x
  2. Step 2: Convert to fraction form
    2,020,405.20/3,030,607.80 = 524,497.20/x
  3. Step 3: Cross multiply
    2,020,405.20x = 3,030,607.80 × 524,497.20
  4. Step 4: Simplify right side
    2,020,405.20x = 1,589,545,305,398.16
  5. Step 5: Solve for x
    x = 1,589,545,305,398.16/2,020,405.20
  6. Step 6: Final answer
    x = 786,745.80

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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.