Home / 2,993,020.80-4,484,606.40-1,728,643.20

Finding the Fourth Proportional to 2,993,020.80, 4,484,606.40 and 1,728,643.20

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Solution

The fourth proportional to 2,993,020.80, 4,484,606.40 and 1,728,643.20 is: 2,590,120.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993,020.80 : 4,484,606.40 = 1,728,643.20 : x
  2. Step 2: Convert to fraction form
    2,993,020.80/4,484,606.40 = 1,728,643.20/x
  3. Step 3: Cross multiply
    2,993,020.80x = 4,484,606.40 × 1,728,643.20
  4. Step 4: Simplify right side
    2,993,020.80x = 7,752,284,358,036.48
  5. Step 5: Solve for x
    x = 7,752,284,358,036.48/2,993,020.80
  6. Step 6: Final answer
    x = 2,590,120.44

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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.