Home / 4,706,487-6,494,679.12-2,641,309.68

Finding the Fourth Proportional to 4,706,487, 6,494,679.12 and 2,641,309.68

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Solution

The fourth proportional to 4,706,487, 6,494,679.12 and 2,641,309.68 is: 3,644,854.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,706,487 : 6,494,679.12 = 2,641,309.68 : x
  2. Step 2: Convert to fraction form
    4,706,487/6,494,679.12 = 2,641,309.68/x
  3. Step 3: Cross multiply
    4,706,487x = 6,494,679.12 × 2,641,309.68
  4. Step 4: Simplify right side
    4,706,487x = 17,154,458,828,149.88
  5. Step 5: Solve for x
    x = 17,154,458,828,149.88/4,706,487
  6. Step 6: Final answer
    x = 3,644,854.18

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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.