Home / 1,990,101.59-2,985,135.98-570,159.03

Finding the Fourth Proportional to 1,990,101.59, 2,985,135.98 and 570,159.03

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Solution

The fourth proportional to 1,990,101.59, 2,985,135.98 and 570,159.03 is: 855,233.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,101.59 : 2,985,135.98 = 570,159.03 : x
  2. Step 2: Convert to fraction form
    1,990,101.59/2,985,135.98 = 570,159.03/x
  3. Step 3: Cross multiply
    1,990,101.59x = 2,985,135.98 × 570,159.03
  4. Step 4: Simplify right side
    1,990,101.59x = 1,702,002,241,923.37
  5. Step 5: Solve for x
    x = 1,702,002,241,923.37/1,990,101.59
  6. Step 6: Final answer
    x = 855,233.85

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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.