Home / 1,348,468.34-2,022,688.62-779,487.39

Finding the Fourth Proportional to 1,348,468.34, 2,022,688.62 and 779,487.39

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Solution

The fourth proportional to 1,348,468.34, 2,022,688.62 and 779,487.39 is: 1,169,223.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,468.34 : 2,022,688.62 = 779,487.39 : x
  2. Step 2: Convert to fraction form
    1,348,468.34/2,022,688.62 = 779,487.39/x
  3. Step 3: Cross multiply
    1,348,468.34x = 2,022,688.62 × 779,487.39
  4. Step 4: Simplify right side
    1,348,468.34x = 1,576,660,273,186.50
  5. Step 5: Solve for x
    x = 1,576,660,273,186.50/1,348,468.34
  6. Step 6: Final answer
    x = 1,169,223.06

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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.