Home / 2,113,332.12-2,916,398.32-1,207,933.56

Finding the Fourth Proportional to 2,113,332.12, 2,916,398.32 and 1,207,933.56

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Solution

The fourth proportional to 2,113,332.12, 2,916,398.32 and 1,207,933.56 is: 1,666,948.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,332.12 : 2,916,398.32 = 1,207,933.56 : x
  2. Step 2: Convert to fraction form
    2,113,332.12/2,916,398.32 = 1,207,933.56/x
  3. Step 3: Cross multiply
    2,113,332.12x = 2,916,398.32 × 1,207,933.56
  4. Step 4: Simplify right side
    2,113,332.12x = 3,522,815,405,055.62
  5. Step 5: Solve for x
    x = 3,522,815,405,055.62/2,113,332.12
  6. Step 6: Final answer
    x = 1,666,948.31

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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.