Home / 1,007,840.69-1,390,822.07-548,953.83

Finding the Fourth Proportional to 1,007,840.69, 1,390,822.07 and 548,953.83

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Solution

The fourth proportional to 1,007,840.69, 1,390,822.07 and 548,953.83 is: 757,557.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,840.69 : 1,390,822.07 = 548,953.83 : x
  2. Step 2: Convert to fraction form
    1,007,840.69/1,390,822.07 = 548,953.83/x
  3. Step 3: Cross multiply
    1,007,840.69x = 1,390,822.07 × 548,953.83
  4. Step 4: Simplify right side
    1,007,840.69x = 763,497,099,430.26
  5. Step 5: Solve for x
    x = 763,497,099,430.26/1,007,840.69
  6. Step 6: Final answer
    x = 757,557.33

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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.