Home / 1,118,020.51-1,677,010.92-276,572.26

Finding the Fourth Proportional to 1,118,020.51, 1,677,010.92 and 276,572.26

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Solution

The fourth proportional to 1,118,020.51, 1,677,010.92 and 276,572.26 is: 414,853.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,020.51 : 1,677,010.92 = 276,572.26 : x
  2. Step 2: Convert to fraction form
    1,118,020.51/1,677,010.92 = 276,572.26/x
  3. Step 3: Cross multiply
    1,118,020.51x = 1,677,010.92 × 276,572.26
  4. Step 4: Simplify right side
    1,118,020.51x = 463,814,700,189.08
  5. Step 5: Solve for x
    x = 463,814,700,189.08/1,118,020.51
  6. Step 6: Final answer
    x = 414,853.48

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Double scale
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Similar ratio
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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.