Home / 1,296,008.80-1,937,792.40-960,085.60

Finding the Fourth Proportional to 1,296,008.80, 1,937,792.40 and 960,085.60

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Solution

The fourth proportional to 1,296,008.80, 1,937,792.40 and 960,085.60 is: 1,435,520.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,008.80 : 1,937,792.40 = 960,085.60 : x
  2. Step 2: Convert to fraction form
    1,296,008.80/1,937,792.40 = 960,085.60/x
  3. Step 3: Cross multiply
    1,296,008.80x = 1,937,792.40 × 960,085.60
  4. Step 4: Simplify right side
    1,296,008.80x = 1,860,446,579,029.44
  5. Step 5: Solve for x
    x = 1,860,446,579,029.44/1,296,008.80
  6. Step 6: Final answer
    x = 1,435,520.02

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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.