Home / 1,010,012.32-1,393,850.64-551,152.09

Finding the Fourth Proportional to 1,010,012.32, 1,393,850.64 and 551,152.09

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Solution

The fourth proportional to 1,010,012.32, 1,393,850.64 and 551,152.09 is: 760,608.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,012.32 : 1,393,850.64 = 551,152.09 : x
  2. Step 2: Convert to fraction form
    1,010,012.32/1,393,850.64 = 551,152.09/x
  3. Step 3: Cross multiply
    1,010,012.32x = 1,393,850.64 × 551,152.09
  4. Step 4: Simplify right side
    1,010,012.32x = 768,223,693,383.84
  5. Step 5: Solve for x
    x = 768,223,693,383.84/1,010,012.32
  6. Step 6: Final answer
    x = 760,608.24

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1.5x scale

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.