Home / 1,135,528.56-1,567,039.32-626,248.56

Finding the Fourth Proportional to 1,135,528.56, 1,567,039.32 and 626,248.56

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Solution

The fourth proportional to 1,135,528.56, 1,567,039.32 and 626,248.56 is: 864,228.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,528.56 : 1,567,039.32 = 626,248.56 : x
  2. Step 2: Convert to fraction form
    1,135,528.56/1,567,039.32 = 626,248.56/x
  3. Step 3: Cross multiply
    1,135,528.56x = 1,567,039.32 × 626,248.56
  4. Step 4: Simplify right side
    1,135,528.56x = 981,356,117,613.38
  5. Step 5: Solve for x
    x = 981,356,117,613.38/1,135,528.56
  6. Step 6: Final answer
    x = 864,228.48

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Double scale
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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.