Home / 2,365,838.38-3,549,774.21-768,890.86

Finding the Fourth Proportional to 2,365,838.38, 3,549,774.21 and 768,890.86

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Solution

The fourth proportional to 2,365,838.38, 3,549,774.21 and 768,890.86 is: 1,153,666.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,365,838.38 : 3,549,774.21 = 768,890.86 : x
  2. Step 2: Convert to fraction form
    2,365,838.38/3,549,774.21 = 768,890.86/x
  3. Step 3: Cross multiply
    2,365,838.38x = 3,549,774.21 × 768,890.86
  4. Step 4: Simplify right side
    2,365,838.38x = 2,729,388,945,132.72
  5. Step 5: Solve for x
    x = 2,729,388,945,132.72/2,365,838.38
  6. Step 6: Final answer
    x = 1,153,666.70

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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.