Home / 1,067,137.40-1,600,708.80-436,051.20

Finding the Fourth Proportional to 1,067,137.40, 1,600,708.80 and 436,051.20

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Solution

The fourth proportional to 1,067,137.40, 1,600,708.80 and 436,051.20 is: 654,077.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,137.40 : 1,600,708.80 = 436,051.20 : x
  2. Step 2: Convert to fraction form
    1,067,137.40/1,600,708.80 = 436,051.20/x
  3. Step 3: Cross multiply
    1,067,137.40x = 1,600,708.80 × 436,051.20
  4. Step 4: Simplify right side
    1,067,137.40x = 697,990,993,090.56
  5. Step 5: Solve for x
    x = 697,990,993,090.56/1,067,137.40
  6. Step 6: Final answer
    x = 654,077.90

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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.