Home / 4,078,385.91-6,117,181.56-1,238,522.67

Finding the Fourth Proportional to 4,078,385.91, 6,117,181.56 and 1,238,522.67

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Solution

The fourth proportional to 4,078,385.91, 6,117,181.56 and 1,238,522.67 is: 1,857,663.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078,385.91 : 6,117,181.56 = 1,238,522.67 : x
  2. Step 2: Convert to fraction form
    4,078,385.91/6,117,181.56 = 1,238,522.67/x
  3. Step 3: Cross multiply
    4,078,385.91x = 6,117,181.56 × 1,238,522.67
  4. Step 4: Simplify right side
    4,078,385.91x = 7,576,268,038,565.96
  5. Step 5: Solve for x
    x = 7,576,268,038,565.96/4,078,385.91
  6. Step 6: Final answer
    x = 1,857,663.35

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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.