Home / 1,439,950.44-1,985,812.02-981,749.64

Finding the Fourth Proportional to 1,439,950.44, 1,985,812.02 and 981,749.64

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Solution

The fourth proportional to 1,439,950.44, 1,985,812.02 and 981,749.64 is: 1,353,914.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,950.44 : 1,985,812.02 = 981,749.64 : x
  2. Step 2: Convert to fraction form
    1,439,950.44/1,985,812.02 = 981,749.64/x
  3. Step 3: Cross multiply
    1,439,950.44x = 1,985,812.02 × 981,749.64
  4. Step 4: Simplify right side
    1,439,950.44x = 1,949,570,235,742.67
  5. Step 5: Solve for x
    x = 1,949,570,235,742.67/1,439,950.44
  6. Step 6: Final answer
    x = 1,353,914.82

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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.