Home / 1,501,170.66-2,071,101.42-856,127.16

Finding the Fourth Proportional to 1,501,170.66, 2,071,101.42 and 856,127.16

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Solution

The fourth proportional to 1,501,170.66, 2,071,101.42 and 856,127.16 is: 1,181,162.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,170.66 : 2,071,101.42 = 856,127.16 : x
  2. Step 2: Convert to fraction form
    1,501,170.66/2,071,101.42 = 856,127.16/x
  3. Step 3: Cross multiply
    1,501,170.66x = 2,071,101.42 × 856,127.16
  4. Step 4: Simplify right side
    1,501,170.66x = 1,773,126,176,776.57
  5. Step 5: Solve for x
    x = 1,773,126,176,776.57/1,501,170.66
  6. Step 6: Final answer
    x = 1,181,162.29

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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.