Home / 1,246,649.10-1,723,280.81-1,112,017.38

Finding the Fourth Proportional to 1,246,649.10, 1,723,280.81 and 1,112,017.38

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Solution

The fourth proportional to 1,246,649.10, 1,723,280.81 and 1,112,017.38 is: 1,537,175.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,649.10 : 1,723,280.81 = 1,112,017.38 : x
  2. Step 2: Convert to fraction form
    1,246,649.10/1,723,280.81 = 1,112,017.38/x
  3. Step 3: Cross multiply
    1,246,649.10x = 1,723,280.81 × 1,112,017.38
  4. Step 4: Simplify right side
    1,246,649.10x = 1,916,318,211,340.48
  5. Step 5: Solve for x
    x = 1,916,318,211,340.48/1,246,649.10
  6. Step 6: Final answer
    x = 1,537,175.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.