Home / 1,126,450.02-1,689,895.62-495,361.74

Finding the Fourth Proportional to 1,126,450.02, 1,689,895.62 and 495,361.74

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Solution

The fourth proportional to 1,126,450.02, 1,689,895.62 and 495,361.74 is: 743,139.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,450.02 : 1,689,895.62 = 495,361.74 : x
  2. Step 2: Convert to fraction form
    1,126,450.02/1,689,895.62 = 495,361.74/x
  3. Step 3: Cross multiply
    1,126,450.02x = 1,689,895.62 × 495,361.74
  4. Step 4: Simplify right side
    1,126,450.02x = 837,109,634,741.58
  5. Step 5: Solve for x
    x = 837,109,634,741.58/1,126,450.02
  6. Step 6: Final answer
    x = 743,139.62

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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.