Home / 4,599,920-6,890,752.96-2,167,742.72

Finding the Fourth Proportional to 4,599,920, 6,890,752.96 and 2,167,742.72

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Solution

The fourth proportional to 4,599,920, 6,890,752.96 and 2,167,742.72 is: 3,247,312.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,599,920 : 6,890,752.96 = 2,167,742.72 : x
  2. Step 2: Convert to fraction form
    4,599,920/6,890,752.96 = 2,167,742.72/x
  3. Step 3: Cross multiply
    4,599,920x = 6,890,752.96 × 2,167,742.72
  4. Step 4: Simplify right side
    4,599,920x = 14,937,379,564,358.45
  5. Step 5: Solve for x
    x = 14,937,379,564,358.45/4,599,920
  6. Step 6: Final answer
    x = 3,247,312.90

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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.