Home / 1,565,163.90-2,347,745.85-768,002.40

Finding the Fourth Proportional to 1,565,163.90, 2,347,745.85 and 768,002.40

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Solution

The fourth proportional to 1,565,163.90, 2,347,745.85 and 768,002.40 is: 1,152,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,163.90 : 2,347,745.85 = 768,002.40 : x
  2. Step 2: Convert to fraction form
    1,565,163.90/2,347,745.85 = 768,002.40/x
  3. Step 3: Cross multiply
    1,565,163.90x = 2,347,745.85 × 768,002.40
  4. Step 4: Simplify right side
    1,565,163.90x = 1,803,074,447,390.04
  5. Step 5: Solve for x
    x = 1,803,074,447,390.04/1,565,163.90
  6. Step 6: Final answer
    x = 1,152,003.60

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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.