Home / 2,116,579.77-2,920,932.77-1,149,709.77

Finding the Fourth Proportional to 2,116,579.77, 2,920,932.77 and 1,149,709.77

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Solution

The fourth proportional to 2,116,579.77, 2,920,932.77 and 1,149,709.77 is: 1,586,628.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,579.77 : 2,920,932.77 = 1,149,709.77 : x
  2. Step 2: Convert to fraction form
    2,116,579.77/2,920,932.77 = 1,149,709.77/x
  3. Step 3: Cross multiply
    2,116,579.77x = 2,920,932.77 × 1,149,709.77
  4. Step 4: Simplify right side
    2,116,579.77x = 3,358,224,937,433.61
  5. Step 5: Solve for x
    x = 3,358,224,937,433.61/2,116,579.77
  6. Step 6: Final answer
    x = 1,586,628.10

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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.