Home / 1,014,389.44-1,399,840.32-561,670.72

Finding the Fourth Proportional to 1,014,389.44, 1,399,840.32 and 561,670.72

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Solution

The fourth proportional to 1,014,389.44, 1,399,840.32 and 561,670.72 is: 775,096.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,389.44 : 1,399,840.32 = 561,670.72 : x
  2. Step 2: Convert to fraction form
    1,014,389.44/1,399,840.32 = 561,670.72/x
  3. Step 3: Cross multiply
    1,014,389.44x = 1,399,840.32 × 561,670.72
  4. Step 4: Simplify right side
    1,014,389.44x = 786,249,320,419.43
  5. Step 5: Solve for x
    x = 786,249,320,419.43/1,014,389.44
  6. Step 6: Final answer
    x = 775,096.12

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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.