Home / 1,014,288-1,399,761.18-561,579

Finding the Fourth Proportional to 1,014,288, 1,399,761.18 and 561,579

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Solution

The fourth proportional to 1,014,288, 1,399,761.18 and 561,579 is: 775,003.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,288 : 1,399,761.18 = 561,579 : x
  2. Step 2: Convert to fraction form
    1,014,288/1,399,761.18 = 561,579/x
  3. Step 3: Cross multiply
    1,014,288x = 1,399,761.18 × 561,579
  4. Step 4: Simplify right side
    1,014,288x = 786,076,483,703.22
  5. Step 5: Solve for x
    x = 786,076,483,703.22/1,014,288
  6. Step 6: Final answer
    x = 775,003.24

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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.