Home / 1,916,232.47-2,644,403.30-1,045,069.04

Finding the Fourth Proportional to 1,916,232.47, 2,644,403.30 and 1,045,069.04

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Solution

The fourth proportional to 1,916,232.47, 2,644,403.30 and 1,045,069.04 is: 1,442,196.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,232.47 : 2,644,403.30 = 1,045,069.04 : x
  2. Step 2: Convert to fraction form
    1,916,232.47/2,644,403.30 = 1,045,069.04/x
  3. Step 3: Cross multiply
    1,916,232.47x = 2,644,403.30 × 1,045,069.04
  4. Step 4: Simplify right side
    1,916,232.47x = 2,763,584,014,412.25
  5. Step 5: Solve for x
    x = 2,763,584,014,412.25/1,916,232.47
  6. Step 6: Final answer
    x = 1,442,196.64

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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.