Home / 2,119,659.32-2,925,101.58-1,152,768.80

Finding the Fourth Proportional to 2,119,659.32, 2,925,101.58 and 1,152,768.80

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Solution

The fourth proportional to 2,119,659.32, 2,925,101.58 and 1,152,768.80 is: 1,590,805.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,659.32 : 2,925,101.58 = 1,152,768.80 : x
  2. Step 2: Convert to fraction form
    2,119,659.32/2,925,101.58 = 1,152,768.80/x
  3. Step 3: Cross multiply
    2,119,659.32x = 2,925,101.58 × 1,152,768.80
  4. Step 4: Simplify right side
    2,119,659.32x = 3,371,965,838,254.70
  5. Step 5: Solve for x
    x = 3,371,965,838,254.70/2,119,659.32
  6. Step 6: Final answer
    x = 1,590,805.56

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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.