Home / 1,359,089.67-2,037,361.26-459,901.89

Finding the Fourth Proportional to 1,359,089.67, 2,037,361.26 and 459,901.89

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Solution

The fourth proportional to 1,359,089.67, 2,037,361.26 and 459,901.89 is: 689,421.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,089.67 : 2,037,361.26 = 459,901.89 : x
  2. Step 2: Convert to fraction form
    1,359,089.67/2,037,361.26 = 459,901.89/x
  3. Step 3: Cross multiply
    1,359,089.67x = 2,037,361.26 × 459,901.89
  4. Step 4: Simplify right side
    1,359,089.67x = 936,986,294,086.78
  5. Step 5: Solve for x
    x = 936,986,294,086.78/1,359,089.67
  6. Step 6: Final answer
    x = 689,421.98

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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.