Home / 1,458,605.70-2,187,908.55-926,508.60

Finding the Fourth Proportional to 1,458,605.70, 2,187,908.55 and 926,508.60

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Solution

The fourth proportional to 1,458,605.70, 2,187,908.55 and 926,508.60 is: 1,389,762.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,605.70 : 2,187,908.55 = 926,508.60 : x
  2. Step 2: Convert to fraction form
    1,458,605.70/2,187,908.55 = 926,508.60/x
  3. Step 3: Cross multiply
    1,458,605.70x = 2,187,908.55 × 926,508.60
  4. Step 4: Simplify right side
    1,458,605.70x = 2,027,116,087,588.53
  5. Step 5: Solve for x
    x = 2,027,116,087,588.53/1,458,605.70
  6. Step 6: Final answer
    x = 1,389,762.90

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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.