Home / 2,340,032.40-3,230,745.48-1,911,341.52

Finding the Fourth Proportional to 2,340,032.40, 3,230,745.48 and 1,911,341.52

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Solution

The fourth proportional to 2,340,032.40, 3,230,745.48 and 1,911,341.52 is: 2,638,877.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340,032.40 : 3,230,745.48 = 1,911,341.52 : x
  2. Step 2: Convert to fraction form
    2,340,032.40/3,230,745.48 = 1,911,341.52/x
  3. Step 3: Cross multiply
    2,340,032.40x = 3,230,745.48 × 1,911,341.52
  4. Step 4: Simplify right side
    2,340,032.40x = 6,175,057,976,476.33
  5. Step 5: Solve for x
    x = 6,175,057,976,476.33/2,340,032.40
  6. Step 6: Final answer
    x = 2,638,877.13

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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.