Home / 1,785,710.54-2,678,551.23-720,736.31

Finding the Fourth Proportional to 1,785,710.54, 2,678,551.23 and 720,736.31

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Solution

The fourth proportional to 1,785,710.54, 2,678,551.23 and 720,736.31 is: 1,081,098.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,710.54 : 2,678,551.23 = 720,736.31 : x
  2. Step 2: Convert to fraction form
    1,785,710.54/2,678,551.23 = 720,736.31/x
  3. Step 3: Cross multiply
    1,785,710.54x = 2,678,551.23 × 720,736.31
  4. Step 4: Simplify right side
    1,785,710.54x = 1,930,529,129,656.16
  5. Step 5: Solve for x
    x = 1,930,529,129,656.16/1,785,710.54
  6. Step 6: Final answer
    x = 1,081,098.58

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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.