Home / 1,090,785.90-1,506,023.91-683,051.34

Finding the Fourth Proportional to 1,090,785.90, 1,506,023.91 and 683,051.34

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Solution

The fourth proportional to 1,090,785.90, 1,506,023.91 and 683,051.34 is: 943,073.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,785.90 : 1,506,023.91 = 683,051.34 : x
  2. Step 2: Convert to fraction form
    1,090,785.90/1,506,023.91 = 683,051.34/x
  3. Step 3: Cross multiply
    1,090,785.90x = 1,506,023.91 × 683,051.34
  4. Step 4: Simplify right side
    1,090,785.90x = 1,028,691,649,797.54
  5. Step 5: Solve for x
    x = 1,028,691,649,797.54/1,090,785.90
  6. Step 6: Final answer
    x = 943,073.84

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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.