Home / 2,657,095.20-3,985,642.80-2,510,128.80

Finding the Fourth Proportional to 2,657,095.20, 3,985,642.80 and 2,510,128.80

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Solution

The fourth proportional to 2,657,095.20, 3,985,642.80 and 2,510,128.80 is: 3,765,193.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,095.20 : 3,985,642.80 = 2,510,128.80 : x
  2. Step 2: Convert to fraction form
    2,657,095.20/3,985,642.80 = 2,510,128.80/x
  3. Step 3: Cross multiply
    2,657,095.20x = 3,985,642.80 × 2,510,128.80
  4. Step 4: Simplify right side
    2,657,095.20x = 10,004,476,778,792.64
  5. Step 5: Solve for x
    x = 10,004,476,778,792.64/2,657,095.20
  6. Step 6: Final answer
    x = 3,765,193.20

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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.