Home / 1,348,467.05-2,022,686.70-779,486.10

Finding the Fourth Proportional to 1,348,467.05, 2,022,686.70 and 779,486.10

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Solution

The fourth proportional to 1,348,467.05, 2,022,686.70 and 779,486.10 is: 1,169,221.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,467.05 : 2,022,686.70 = 779,486.10 : x
  2. Step 2: Convert to fraction form
    1,348,467.05/2,022,686.70 = 779,486.10/x
  3. Step 3: Cross multiply
    1,348,467.05x = 2,022,686.70 × 779,486.10
  4. Step 4: Simplify right side
    1,348,467.05x = 1,576,656,167,304.87
  5. Step 5: Solve for x
    x = 1,576,656,167,304.87/1,348,467.05
  6. Step 6: Final answer
    x = 1,169,221.13

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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.