Home / 2,531,403.62-3,493,420.51-1,385,483.66

Finding the Fourth Proportional to 2,531,403.62, 3,493,420.51 and 1,385,483.66

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Solution

The fourth proportional to 2,531,403.62, 3,493,420.51 and 1,385,483.66 is: 1,912,013.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531,403.62 : 3,493,420.51 = 1,385,483.66 : x
  2. Step 2: Convert to fraction form
    2,531,403.62/3,493,420.51 = 1,385,483.66/x
  3. Step 3: Cross multiply
    2,531,403.62x = 3,493,420.51 × 1,385,483.66
  4. Step 4: Simplify right side
    2,531,403.62x = 4,840,077,034,113.87
  5. Step 5: Solve for x
    x = 4,840,077,034,113.87/2,531,403.62
  6. Step 6: Final answer
    x = 1,912,013.16

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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.