Home / 1,847,686.31-2,531,287.96-1,778,606.05

Finding the Fourth Proportional to 1,847,686.31, 2,531,287.96 and 1,778,606.05

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Solution

The fourth proportional to 1,847,686.31, 2,531,287.96 and 1,778,606.05 is: 2,436,649.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847,686.31 : 2,531,287.96 = 1,778,606.05 : x
  2. Step 2: Convert to fraction form
    1,847,686.31/2,531,287.96 = 1,778,606.05/x
  3. Step 3: Cross multiply
    1,847,686.31x = 2,531,287.96 × 1,778,606.05
  4. Step 4: Simplify right side
    1,847,686.31x = 4,502,164,058,398.69
  5. Step 5: Solve for x
    x = 4,502,164,058,398.69/1,847,686.31
  6. Step 6: Final answer
    x = 2,436,649.57

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.