Home / 1,670,776.24-2,505,762.92-771,353.86

Finding the Fourth Proportional to 1,670,776.24, 2,505,762.92 and 771,353.86

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Solution

The fourth proportional to 1,670,776.24, 2,505,762.92 and 771,353.86 is: 1,156,845.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,776.24 : 2,505,762.92 = 771,353.86 : x
  2. Step 2: Convert to fraction form
    1,670,776.24/2,505,762.92 = 771,353.86/x
  3. Step 3: Cross multiply
    1,670,776.24x = 2,505,762.92 × 771,353.86
  4. Step 4: Simplify right side
    1,670,776.24x = 1,932,829,900,586.87
  5. Step 5: Solve for x
    x = 1,932,829,900,586.87/1,670,776.24
  6. Step 6: Final answer
    x = 1,156,845.46

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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.