Home / 1,439,637.44-2,157,795.18-540,505.71

Finding the Fourth Proportional to 1,439,637.44, 2,157,795.18 and 540,505.71

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Solution

The fourth proportional to 1,439,637.44, 2,157,795.18 and 540,505.71 is: 810,134.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,637.44 : 2,157,795.18 = 540,505.71 : x
  2. Step 2: Convert to fraction form
    1,439,637.44/2,157,795.18 = 540,505.71/x
  3. Step 3: Cross multiply
    1,439,637.44x = 2,157,795.18 × 540,505.71
  4. Step 4: Simplify right side
    1,439,637.44x = 1,166,300,615,800.48
  5. Step 5: Solve for x
    x = 1,166,300,615,800.48/1,439,637.44
  6. Step 6: Final answer
    x = 810,134.96

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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.