Home / 2,454,376.05-3,681,564.08-771,479.55

Finding the Fourth Proportional to 2,454,376.05, 3,681,564.08 and 771,479.55

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Solution

The fourth proportional to 2,454,376.05, 3,681,564.08 and 771,479.55 is: 1,157,219.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454,376.05 : 3,681,564.08 = 771,479.55 : x
  2. Step 2: Convert to fraction form
    2,454,376.05/3,681,564.08 = 771,479.55/x
  3. Step 3: Cross multiply
    2,454,376.05x = 3,681,564.08 × 771,479.55
  4. Step 4: Simplify right side
    2,454,376.05x = 2,840,251,395,877.17
  5. Step 5: Solve for x
    x = 2,840,251,395,877.17/2,454,376.05
  6. Step 6: Final answer
    x = 1,157,219.33

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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.