Home / 1,069,151.44-1,602,021.24-783,518.20

Finding the Fourth Proportional to 1,069,151.44, 1,602,021.24 and 783,518.20

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Solution

The fourth proportional to 1,069,151.44, 1,602,021.24 and 783,518.20 is: 1,174,027.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,151.44 : 1,602,021.24 = 783,518.20 : x
  2. Step 2: Convert to fraction form
    1,069,151.44/1,602,021.24 = 783,518.20/x
  3. Step 3: Cross multiply
    1,069,151.44x = 1,602,021.24 × 783,518.20
  4. Step 4: Simplify right side
    1,069,151.44x = 1,255,212,798,326.57
  5. Step 5: Solve for x
    x = 1,255,212,798,326.57/1,069,151.44
  6. Step 6: Final answer
    x = 1,174,027.13

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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.