Home / 1,505,469.48-2,077,549.95-817,141.48

Finding the Fourth Proportional to 1,505,469.48, 2,077,549.95 and 817,141.48

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Solution

The fourth proportional to 1,505,469.48, 2,077,549.95 and 817,141.48 is: 1,127,656.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,469.48 : 2,077,549.95 = 817,141.48 : x
  2. Step 2: Convert to fraction form
    1,505,469.48/2,077,549.95 = 817,141.48/x
  3. Step 3: Cross multiply
    1,505,469.48x = 2,077,549.95 × 817,141.48
  4. Step 4: Simplify right side
    1,505,469.48x = 1,697,652,245,877.13
  5. Step 5: Solve for x
    x = 1,697,652,245,877.13/1,505,469.48
  6. Step 6: Final answer
    x = 1,127,656.37

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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.