Home / 1,954,653.80-2,930,598.30-890,205.80

Finding the Fourth Proportional to 1,954,653.80, 2,930,598.30 and 890,205.80

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Solution

The fourth proportional to 1,954,653.80, 2,930,598.30 and 890,205.80 is: 1,334,679.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,653.80 : 2,930,598.30 = 890,205.80 : x
  2. Step 2: Convert to fraction form
    1,954,653.80/2,930,598.30 = 890,205.80/x
  3. Step 3: Cross multiply
    1,954,653.80x = 2,930,598.30 × 890,205.80
  4. Step 4: Simplify right side
    1,954,653.80x = 2,608,835,604,130.14
  5. Step 5: Solve for x
    x = 2,608,835,604,130.14/1,954,653.80
  6. Step 6: Final answer
    x = 1,334,679.12

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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.