Home / 2,124,871.62-2,932,237.26-1,157,981.15

Finding the Fourth Proportional to 2,124,871.62, 2,932,237.26 and 1,157,981.15

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Solution

The fourth proportional to 2,124,871.62, 2,932,237.26 and 1,157,981.15 is: 1,597,967.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,871.62 : 2,932,237.26 = 1,157,981.15 : x
  2. Step 2: Convert to fraction form
    2,124,871.62/2,932,237.26 = 1,157,981.15/x
  3. Step 3: Cross multiply
    2,124,871.62x = 2,932,237.26 × 1,157,981.15
  4. Step 4: Simplify right side
    2,124,871.62x = 3,395,475,481,738.24
  5. Step 5: Solve for x
    x = 3,395,475,481,738.24/2,124,871.62
  6. Step 6: Final answer
    x = 1,597,967.35

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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.