Home / 1,366,652.80-2,049,930.60-618,698.80

Finding the Fourth Proportional to 1,366,652.80, 2,049,930.60 and 618,698.80

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Solution

The fourth proportional to 1,366,652.80, 2,049,930.60 and 618,698.80 is: 928,026.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,652.80 : 2,049,930.60 = 618,698.80 : x
  2. Step 2: Convert to fraction form
    1,366,652.80/2,049,930.60 = 618,698.80/x
  3. Step 3: Cross multiply
    1,366,652.80x = 2,049,930.60 × 618,698.80
  4. Step 4: Simplify right side
    1,366,652.80x = 1,268,289,602,303.28
  5. Step 5: Solve for x
    x = 1,268,289,602,303.28/1,366,652.80
  6. Step 6: Final answer
    x = 928,026.20

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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.