Home / 1,818,762.98-2,728,144.28-1,020,106.80

Finding the Fourth Proportional to 1,818,762.98, 2,728,144.28 and 1,020,106.80

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Solution

The fourth proportional to 1,818,762.98, 2,728,144.28 and 1,020,106.80 is: 1,530,160.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,762.98 : 2,728,144.28 = 1,020,106.80 : x
  2. Step 2: Convert to fraction form
    1,818,762.98/2,728,144.28 = 1,020,106.80/x
  3. Step 3: Cross multiply
    1,818,762.98x = 2,728,144.28 × 1,020,106.80
  4. Step 4: Simplify right side
    1,818,762.98x = 2,782,998,533,959.37
  5. Step 5: Solve for x
    x = 2,782,998,533,959.37/1,818,762.98
  6. Step 6: Final answer
    x = 1,530,160.10

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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.