Home / 1,970,434.80-2,955,652.20-1,297,276.20

Finding the Fourth Proportional to 1,970,434.80, 2,955,652.20 and 1,297,276.20

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Solution

The fourth proportional to 1,970,434.80, 2,955,652.20 and 1,297,276.20 is: 1,945,914.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,434.80 : 2,955,652.20 = 1,297,276.20 : x
  2. Step 2: Convert to fraction form
    1,970,434.80/2,955,652.20 = 1,297,276.20/x
  3. Step 3: Cross multiply
    1,970,434.80x = 2,955,652.20 × 1,297,276.20
  4. Step 4: Simplify right side
    1,970,434.80x = 3,834,297,254,537.64
  5. Step 5: Solve for x
    x = 3,834,297,254,537.64/1,970,434.80
  6. Step 6: Final answer
    x = 1,945,914.30

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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.