Home / 1,342,732.36-1,853,019.54-730,855.48

Finding the Fourth Proportional to 1,342,732.36, 1,853,019.54 and 730,855.48

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Solution

The fourth proportional to 1,342,732.36, 1,853,019.54 and 730,855.48 is: 1,008,607.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,732.36 : 1,853,019.54 = 730,855.48 : x
  2. Step 2: Convert to fraction form
    1,342,732.36/1,853,019.54 = 730,855.48/x
  3. Step 3: Cross multiply
    1,342,732.36x = 1,853,019.54 × 730,855.48
  4. Step 4: Simplify right side
    1,342,732.36x = 1,354,289,485,356.08
  5. Step 5: Solve for x
    x = 1,354,289,485,356.08/1,342,732.36
  6. Step 6: Final answer
    x = 1,008,607.17

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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.