Home / 3,490,089.71-4,814,749.65-2,039,132.75

Finding the Fourth Proportional to 3,490,089.71, 4,814,749.65 and 2,039,132.75

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Solution

The fourth proportional to 3,490,089.71, 4,814,749.65 and 2,039,132.75 is: 2,813,083.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490,089.71 : 4,814,749.65 = 2,039,132.75 : x
  2. Step 2: Convert to fraction form
    3,490,089.71/4,814,749.65 = 2,039,132.75/x
  3. Step 3: Cross multiply
    3,490,089.71x = 4,814,749.65 × 2,039,132.75
  4. Step 4: Simplify right side
    3,490,089.71x = 9,817,913,694,366.04
  5. Step 5: Solve for x
    x = 9,817,913,694,366.04/3,490,089.71
  6. Step 6: Final answer
    x = 2,813,083.48

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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.