Home / 1,762,663.78-2,431,580.74-1,151,174.48

Finding the Fourth Proportional to 1,762,663.78, 2,431,580.74 and 1,151,174.48

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Solution

The fourth proportional to 1,762,663.78, 2,431,580.74 and 1,151,174.48 is: 1,588,036.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,663.78 : 2,431,580.74 = 1,151,174.48 : x
  2. Step 2: Convert to fraction form
    1,762,663.78/2,431,580.74 = 1,151,174.48/x
  3. Step 3: Cross multiply
    1,762,663.78x = 2,431,580.74 × 1,151,174.48
  4. Step 4: Simplify right side
    1,762,663.78x = 2,799,173,693,947.52
  5. Step 5: Solve for x
    x = 2,799,173,693,947.52/1,762,663.78
  6. Step 6: Final answer
    x = 1,588,036.09

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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.