Home / 2,565,005.40-3,845,564.10-1,303,738.20

Finding the Fourth Proportional to 2,565,005.40, 3,845,564.10 and 1,303,738.20

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Solution

The fourth proportional to 2,565,005.40, 3,845,564.10 and 1,303,738.20 is: 1,954,619.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565,005.40 : 3,845,564.10 = 1,303,738.20 : x
  2. Step 2: Convert to fraction form
    2,565,005.40/3,845,564.10 = 1,303,738.20/x
  3. Step 3: Cross multiply
    2,565,005.40x = 3,845,564.10 × 1,303,738.20
  4. Step 4: Simplify right side
    2,565,005.40x = 5,013,608,817,718.62
  5. Step 5: Solve for x
    x = 5,013,608,817,718.62/2,565,005.40
  6. Step 6: Final answer
    x = 1,954,619.21

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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.