Home / 1,210,837.11-1,671,027.03-694,587.21

Finding the Fourth Proportional to 1,210,837.11, 1,671,027.03 and 694,587.21

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Solution

The fourth proportional to 1,210,837.11, 1,671,027.03 and 694,587.21 is: 958,571.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,837.11 : 1,671,027.03 = 694,587.21 : x
  2. Step 2: Convert to fraction form
    1,210,837.11/1,671,027.03 = 694,587.21/x
  3. Step 3: Cross multiply
    1,210,837.11x = 1,671,027.03 × 694,587.21
  4. Step 4: Simplify right side
    1,210,837.11x = 1,160,674,002,602.29
  5. Step 5: Solve for x
    x = 1,160,674,002,602.29/1,210,837.11
  6. Step 6: Final answer
    x = 958,571.55

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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.