Home / 1,890,558.36-2,835,832.74-810,370.50

Finding the Fourth Proportional to 1,890,558.36, 2,835,832.74 and 810,370.50

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Solution

The fourth proportional to 1,890,558.36, 2,835,832.74 and 810,370.50 is: 1,215,553.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,558.36 : 2,835,832.74 = 810,370.50 : x
  2. Step 2: Convert to fraction form
    1,890,558.36/2,835,832.74 = 810,370.50/x
  3. Step 3: Cross multiply
    1,890,558.36x = 2,835,832.74 × 810,370.50
  4. Step 4: Simplify right side
    1,890,558.36x = 2,298,075,195,430.17
  5. Step 5: Solve for x
    x = 2,298,075,195,430.17/1,890,558.36
  6. Step 6: Final answer
    x = 1,215,553.69

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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.