Home / 1,088,638.92-1,502,372.98-605,212.14

Finding the Fourth Proportional to 1,088,638.92, 1,502,372.98 and 605,212.14

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Solution

The fourth proportional to 1,088,638.92, 1,502,372.98 and 605,212.14 is: 835,221.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,638.92 : 1,502,372.98 = 605,212.14 : x
  2. Step 2: Convert to fraction form
    1,088,638.92/1,502,372.98 = 605,212.14/x
  3. Step 3: Cross multiply
    1,088,638.92x = 1,502,372.98 × 605,212.14
  4. Step 4: Simplify right side
    1,088,638.92x = 909,254,366,303.98
  5. Step 5: Solve for x
    x = 909,254,366,303.98/1,088,638.92
  6. Step 6: Final answer
    x = 835,221.26

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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.