Home / 1,175,288.76-1,622,245.08-767,454

Finding the Fourth Proportional to 1,175,288.76, 1,622,245.08 and 767,454

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Solution

The fourth proportional to 1,175,288.76, 1,622,245.08 and 767,454 is: 1,059,312.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,288.76 : 1,622,245.08 = 767,454 : x
  2. Step 2: Convert to fraction form
    1,175,288.76/1,622,245.08 = 767,454/x
  3. Step 3: Cross multiply
    1,175,288.76x = 1,622,245.08 × 767,454
  4. Step 4: Simplify right side
    1,175,288.76x = 1,244,998,475,626.32
  5. Step 5: Solve for x
    x = 1,244,998,475,626.32/1,175,288.76
  6. Step 6: Final answer
    x = 1,059,312.84

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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.