Home / 2,121,137.53-2,927,230.85-1,154,329.08

Finding the Fourth Proportional to 2,121,137.53, 2,927,230.85 and 1,154,329.08

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Solution

The fourth proportional to 2,121,137.53, 2,927,230.85 and 1,154,329.08 is: 1,593,007.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,137.53 : 2,927,230.85 = 1,154,329.08 : x
  2. Step 2: Convert to fraction form
    2,121,137.53/2,927,230.85 = 1,154,329.08/x
  3. Step 3: Cross multiply
    2,121,137.53x = 2,927,230.85 × 1,154,329.08
  4. Step 4: Simplify right side
    2,121,137.53x = 3,378,987,685,936.83
  5. Step 5: Solve for x
    x = 3,378,987,685,936.83/2,121,137.53
  6. Step 6: Final answer
    x = 1,593,007.35

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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.