Home / 3,172,511.70-4,758,767.55-1,042,811.10

Finding the Fourth Proportional to 3,172,511.70, 4,758,767.55 and 1,042,811.10

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Solution

The fourth proportional to 3,172,511.70, 4,758,767.55 and 1,042,811.10 is: 1,564,216.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,511.70 : 4,758,767.55 = 1,042,811.10 : x
  2. Step 2: Convert to fraction form
    3,172,511.70/4,758,767.55 = 1,042,811.10/x
  3. Step 3: Cross multiply
    3,172,511.70x = 4,758,767.55 × 1,042,811.10
  4. Step 4: Simplify right side
    3,172,511.70x = 4,962,495,623,459.81
  5. Step 5: Solve for x
    x = 4,962,495,623,459.81/3,172,511.70
  6. Step 6: Final answer
    x = 1,564,216.65

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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.