Home / 1,090,736.28-1,636,179.16-370,785

Finding the Fourth Proportional to 1,090,736.28, 1,636,179.16 and 370,785

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Solution

The fourth proportional to 1,090,736.28, 1,636,179.16 and 370,785 is: 556,202.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,736.28 : 1,636,179.16 = 370,785 : x
  2. Step 2: Convert to fraction form
    1,090,736.28/1,636,179.16 = 370,785/x
  3. Step 3: Cross multiply
    1,090,736.28x = 1,636,179.16 × 370,785
  4. Step 4: Simplify right side
    1,090,736.28x = 606,670,689,840.60
  5. Step 5: Solve for x
    x = 606,670,689,840.60/1,090,736.28
  6. Step 6: Final answer
    x = 556,202.91

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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.