Home / 1,939,603.24-2,906,387.28-740,871.28

Finding the Fourth Proportional to 1,939,603.24, 2,906,387.28 and 740,871.28

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Solution

The fourth proportional to 1,939,603.24, 2,906,387.28 and 740,871.28 is: 1,110,154.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,603.24 : 2,906,387.28 = 740,871.28 : x
  2. Step 2: Convert to fraction form
    1,939,603.24/2,906,387.28 = 740,871.28/x
  3. Step 3: Cross multiply
    1,939,603.24x = 2,906,387.28 × 740,871.28
  4. Step 4: Simplify right side
    1,939,603.24x = 2,153,258,864,309.32
  5. Step 5: Solve for x
    x = 2,153,258,864,309.32/1,939,603.24
  6. Step 6: Final answer
    x = 1,110,154.29

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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.