Home / 1,348,866.60-2,022,003.90-779,663.40

Finding the Fourth Proportional to 1,348,866.60, 2,022,003.90 and 779,663.40

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Solution

The fourth proportional to 1,348,866.60, 2,022,003.90 and 779,663.40 is: 1,168,745.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,866.60 : 2,022,003.90 = 779,663.40 : x
  2. Step 2: Convert to fraction form
    1,348,866.60/2,022,003.90 = 779,663.40/x
  3. Step 3: Cross multiply
    1,348,866.60x = 2,022,003.90 × 779,663.40
  4. Step 4: Simplify right side
    1,348,866.60x = 1,576,482,435,487.26
  5. Step 5: Solve for x
    x = 1,576,482,435,487.26/1,348,866.60
  6. Step 6: Final answer
    x = 1,168,745.99

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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.