Home / 1,120,749.86-1,681,617-588,146.42

Finding the Fourth Proportional to 1,120,749.86, 1,681,617 and 588,146.42

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Solution

The fourth proportional to 1,120,749.86, 1,681,617 and 588,146.42 is: 882,477.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,749.86 : 1,681,617 = 588,146.42 : x
  2. Step 2: Convert to fraction form
    1,120,749.86/1,681,617 = 588,146.42/x
  3. Step 3: Cross multiply
    1,120,749.86x = 1,681,617 × 588,146.42
  4. Step 4: Simplify right side
    1,120,749.86x = 989,037,018,361.14
  5. Step 5: Solve for x
    x = 989,037,018,361.14/1,120,749.86
  6. Step 6: Final answer
    x = 882,477.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.