Home / 1,993,122-2,750,507.60-1,087,704

Finding the Fourth Proportional to 1,993,122, 2,750,507.60 and 1,087,704

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Solution

The fourth proportional to 1,993,122, 2,750,507.60 and 1,087,704 is: 1,501,031.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,122 : 2,750,507.60 = 1,087,704 : x
  2. Step 2: Convert to fraction form
    1,993,122/2,750,507.60 = 1,087,704/x
  3. Step 3: Cross multiply
    1,993,122x = 2,750,507.60 × 1,087,704
  4. Step 4: Simplify right side
    1,993,122x = 2,991,738,118,550.40
  5. Step 5: Solve for x
    x = 2,991,738,118,550.40/1,993,122
  6. Step 6: Final answer
    x = 1,501,031.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.