Home / 947,624.44-1,427,830.12-782,836.40

Finding the Fourth Proportional to 947,624.44, 1,427,830.12 and 782,836.40

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Solution

The fourth proportional to 947,624.44, 1,427,830.12 and 782,836.40 is: 1,179,536.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,624.44 : 1,427,830.12 = 782,836.40 : x
  2. Step 2: Convert to fraction form
    947,624.44/1,427,830.12 = 782,836.40/x
  3. Step 3: Cross multiply
    947,624.44x = 1,427,830.12 × 782,836.40
  4. Step 4: Simplify right side
    947,624.44x = 1,117,757,390,952.37
  5. Step 5: Solve for x
    x = 1,117,757,390,952.37/947,624.44
  6. Step 6: Final answer
    x = 1,179,536.26

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.