Home / 1,501,162.66-2,071,090.38-856,119.16

Finding the Fourth Proportional to 1,501,162.66, 2,071,090.38 and 856,119.16

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Solution

The fourth proportional to 1,501,162.66, 2,071,090.38 and 856,119.16 is: 1,181,151.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,162.66 : 2,071,090.38 = 856,119.16 : x
  2. Step 2: Convert to fraction form
    1,501,162.66/2,071,090.38 = 856,119.16/x
  3. Step 3: Cross multiply
    1,501,162.66x = 2,071,090.38 × 856,119.16
  4. Step 4: Simplify right side
    1,501,162.66x = 1,773,100,156,409.68
  5. Step 5: Solve for x
    x = 1,773,100,156,409.68/1,501,162.66
  6. Step 6: Final answer
    x = 1,181,151.25

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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.