Home / 2,113,327.86-2,916,392.46-1,207,929.30

Finding the Fourth Proportional to 2,113,327.86, 2,916,392.46 and 1,207,929.30

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Solution

The fourth proportional to 2,113,327.86, 2,916,392.46 and 1,207,929.30 is: 1,666,942.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,327.86 : 2,916,392.46 = 1,207,929.30 : x
  2. Step 2: Convert to fraction form
    2,113,327.86/2,916,392.46 = 1,207,929.30/x
  3. Step 3: Cross multiply
    2,113,327.86x = 2,916,392.46 × 1,207,929.30
  4. Step 4: Simplify right side
    2,113,327.86x = 3,522,795,902,733.08
  5. Step 5: Solve for x
    x = 3,522,795,902,733.08/2,113,327.86
  6. Step 6: Final answer
    x = 1,666,942.44

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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.