Home / 1,519,746.80-2,279,328.60-454,823.60

Finding the Fourth Proportional to 1,519,746.80, 2,279,328.60 and 454,823.60

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Solution

The fourth proportional to 1,519,746.80, 2,279,328.60 and 454,823.60 is: 682,148.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,746.80 : 2,279,328.60 = 454,823.60 : x
  2. Step 2: Convert to fraction form
    1,519,746.80/2,279,328.60 = 454,823.60/x
  3. Step 3: Cross multiply
    1,519,746.80x = 2,279,328.60 × 454,823.60
  4. Step 4: Simplify right side
    1,519,746.80x = 1,036,692,439,434.96
  5. Step 5: Solve for x
    x = 1,036,692,439,434.96/1,519,746.80
  6. Step 6: Final answer
    x = 682,148.13

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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.