Home / 1,212,853.50-1,818,502.47-503,371.26

Finding the Fourth Proportional to 1,212,853.50, 1,818,502.47 and 503,371.26

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Solution

The fourth proportional to 1,212,853.50, 1,818,502.47 and 503,371.26 is: 754,734.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,853.50 : 1,818,502.47 = 503,371.26 : x
  2. Step 2: Convert to fraction form
    1,212,853.50/1,818,502.47 = 503,371.26/x
  3. Step 3: Cross multiply
    1,212,853.50x = 1,818,502.47 × 503,371.26
  4. Step 4: Simplify right side
    1,212,853.50x = 915,381,879,637.01
  5. Step 5: Solve for x
    x = 915,381,879,637.01/1,212,853.50
  6. Step 6: Final answer
    x = 754,734.09

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Double scale
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1.5x scale

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.