Home / 1,166,769-1,610,141.22-657,489.60

Finding the Fourth Proportional to 1,166,769, 1,610,141.22 and 657,489.60

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Solution

The fourth proportional to 1,166,769, 1,610,141.22 and 657,489.60 is: 907,335.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,769 : 1,610,141.22 = 657,489.60 : x
  2. Step 2: Convert to fraction form
    1,166,769/1,610,141.22 = 657,489.60/x
  3. Step 3: Cross multiply
    1,166,769x = 1,610,141.22 × 657,489.60
  4. Step 4: Simplify right side
    1,166,769x = 1,058,651,106,681.31
  5. Step 5: Solve for x
    x = 1,058,651,106,681.31/1,166,769
  6. Step 6: Final answer
    x = 907,335.65

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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.