Home / 2,784,480.48-4,176,724.04-762,741.81

Finding the Fourth Proportional to 2,784,480.48, 4,176,724.04 and 762,741.81

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Solution

The fourth proportional to 2,784,480.48, 4,176,724.04 and 762,741.81 is: 1,144,113.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,480.48 : 4,176,724.04 = 762,741.81 : x
  2. Step 2: Convert to fraction form
    2,784,480.48/4,176,724.04 = 762,741.81/x
  3. Step 3: Cross multiply
    2,784,480.48x = 4,176,724.04 × 762,741.81
  4. Step 4: Simplify right side
    2,784,480.48x = 3,185,762,050,326.40
  5. Step 5: Solve for x
    x = 3,185,762,050,326.40/2,784,480.48
  6. Step 6: Final answer
    x = 1,144,113.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.