Home / 2,650,862.40-3,973,669.20-1,301,920.80

Finding the Fourth Proportional to 2,650,862.40, 3,973,669.20 and 1,301,920.80

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Solution

The fourth proportional to 2,650,862.40, 3,973,669.20 and 1,301,920.80 is: 1,951,592.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650,862.40 : 3,973,669.20 = 1,301,920.80 : x
  2. Step 2: Convert to fraction form
    2,650,862.40/3,973,669.20 = 1,301,920.80/x
  3. Step 3: Cross multiply
    2,650,862.40x = 3,973,669.20 × 1,301,920.80
  4. Step 4: Simplify right side
    2,650,862.40x = 5,173,402,583,799.36
  5. Step 5: Solve for x
    x = 5,173,402,583,799.36/2,650,862.40
  6. Step 6: Final answer
    x = 1,951,592.28

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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.