Home / 1,538,663.04-2,307,786.80-401,505.05

Finding the Fourth Proportional to 1,538,663.04, 2,307,786.80 and 401,505.05

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Solution

The fourth proportional to 1,538,663.04, 2,307,786.80 and 401,505.05 is: 602,203.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,663.04 : 2,307,786.80 = 401,505.05 : x
  2. Step 2: Convert to fraction form
    1,538,663.04/2,307,786.80 = 401,505.05/x
  3. Step 3: Cross multiply
    1,538,663.04x = 2,307,786.80 × 401,505.05
  4. Step 4: Simplify right side
    1,538,663.04x = 926,588,058,285.28
  5. Step 5: Solve for x
    x = 926,588,058,285.28/1,538,663.04
  6. Step 6: Final answer
    x = 602,203.36

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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.