Home / 2,014,643.76-3,020,939.34-990,042.36

Finding the Fourth Proportional to 2,014,643.76, 3,020,939.34 and 990,042.36

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Solution

The fourth proportional to 2,014,643.76, 3,020,939.34 and 990,042.36 is: 1,484,559.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014,643.76 : 3,020,939.34 = 990,042.36 : x
  2. Step 2: Convert to fraction form
    2,014,643.76/3,020,939.34 = 990,042.36/x
  3. Step 3: Cross multiply
    2,014,643.76x = 3,020,939.34 × 990,042.36
  4. Step 4: Simplify right side
    2,014,643.76x = 2,990,857,913,590.44
  5. Step 5: Solve for x
    x = 2,990,857,913,590.44/2,014,643.76
  6. Step 6: Final answer
    x = 1,484,559.19

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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.