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Finding the Fourth Proportional to 6,358,654.86, 8,774,861.13 and 3,457,983.96

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Solution

The fourth proportional to 6,358,654.86, 8,774,861.13 and 3,457,983.96 is: 4,771,972.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,358,654.86 : 8,774,861.13 = 3,457,983.96 : x
  2. Step 2: Convert to fraction form
    6,358,654.86/8,774,861.13 = 3,457,983.96/x
  3. Step 3: Cross multiply
    6,358,654.86x = 8,774,861.13 × 3,457,983.96
  4. Step 4: Simplify right side
    6,358,654.86x = 30,343,329,038,767.48
  5. Step 5: Solve for x
    x = 30,343,329,038,767.48/6,358,654.86
  6. Step 6: Final answer
    x = 4,771,972.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.