Home / 1,505,263.98-2,078,237.07-932,911.50

Finding the Fourth Proportional to 1,505,263.98, 2,078,237.07 and 932,911.50

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Solution

The fourth proportional to 1,505,263.98, 2,078,237.07 and 932,911.50 is: 1,288,020.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,263.98 : 2,078,237.07 = 932,911.50 : x
  2. Step 2: Convert to fraction form
    1,505,263.98/2,078,237.07 = 932,911.50/x
  3. Step 3: Cross multiply
    1,505,263.98x = 2,078,237.07 × 932,911.50
  4. Step 4: Simplify right side
    1,505,263.98x = 1,938,811,262,329.31
  5. Step 5: Solve for x
    x = 1,938,811,262,329.31/1,505,263.98
  6. Step 6: Final answer
    x = 1,288,020.76

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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.