Home / 1,992,955.72-2,749,560.18-1,534,210.76

Finding the Fourth Proportional to 1,992,955.72, 2,749,560.18 and 1,534,210.76

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Solution

The fourth proportional to 1,992,955.72, 2,749,560.18 and 1,534,210.76 is: 2,116,657.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,955.72 : 2,749,560.18 = 1,534,210.76 : x
  2. Step 2: Convert to fraction form
    1,992,955.72/2,749,560.18 = 1,534,210.76/x
  3. Step 3: Cross multiply
    1,992,955.72x = 2,749,560.18 × 1,534,210.76
  4. Step 4: Simplify right side
    1,992,955.72x = 4,218,404,813,423.54
  5. Step 5: Solve for x
    x = 4,218,404,813,423.54/1,992,955.72
  6. Step 6: Final answer
    x = 2,116,657.57

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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.