Home / 1,648,684.35-2,275,310.61-1,037,361.15

Finding the Fourth Proportional to 1,648,684.35, 2,275,310.61 and 1,037,361.15

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Solution

The fourth proportional to 1,648,684.35, 2,275,310.61 and 1,037,361.15 is: 1,431,637.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,684.35 : 2,275,310.61 = 1,037,361.15 : x
  2. Step 2: Convert to fraction form
    1,648,684.35/2,275,310.61 = 1,037,361.15/x
  3. Step 3: Cross multiply
    1,648,684.35x = 2,275,310.61 × 1,037,361.15
  4. Step 4: Simplify right side
    1,648,684.35x = 2,360,318,830,996.80
  5. Step 5: Solve for x
    x = 2,360,318,830,996.80/1,648,684.35
  6. Step 6: Final answer
    x = 1,431,637.80

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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.