Home / 1,374,264.40-2,061,828.60-664,315.60

Finding the Fourth Proportional to 1,374,264.40, 2,061,828.60 and 664,315.60

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Solution

The fourth proportional to 1,374,264.40, 2,061,828.60 and 664,315.60 is: 996,682.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,264.40 : 2,061,828.60 = 664,315.60 : x
  2. Step 2: Convert to fraction form
    1,374,264.40/2,061,828.60 = 664,315.60/x
  3. Step 3: Cross multiply
    1,374,264.40x = 2,061,828.60 × 664,315.60
  4. Step 4: Simplify right side
    1,374,264.40x = 1,369,704,903,506.16
  5. Step 5: Solve for x
    x = 1,369,704,903,506.16/1,374,264.40
  6. Step 6: Final answer
    x = 996,682.23

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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.