Home / 4,926,578.40-7,388,331.60-1,935,679.20

Finding the Fourth Proportional to 4,926,578.40, 7,388,331.60 and 1,935,679.20

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Solution

The fourth proportional to 4,926,578.40, 7,388,331.60 and 1,935,679.20 is: 2,902,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,926,578.40 : 7,388,331.60 = 1,935,679.20 : x
  2. Step 2: Convert to fraction form
    4,926,578.40/7,388,331.60 = 1,935,679.20/x
  3. Step 3: Cross multiply
    4,926,578.40x = 7,388,331.60 × 1,935,679.20
  4. Step 4: Simplify right side
    4,926,578.40x = 14,301,439,800,822.72
  5. Step 5: Solve for x
    x = 14,301,439,800,822.72/4,926,578.40
  6. Step 6: Final answer
    x = 2,902,915.30

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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.