Home / 2,031,810.40-3,047,618.40-683,840.80

Finding the Fourth Proportional to 2,031,810.40, 3,047,618.40 and 683,840.80

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Solution

The fourth proportional to 2,031,810.40, 3,047,618.40 and 683,840.80 is: 1,025,728.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031,810.40 : 3,047,618.40 = 683,840.80 : x
  2. Step 2: Convert to fraction form
    2,031,810.40/3,047,618.40 = 683,840.80/x
  3. Step 3: Cross multiply
    2,031,810.40x = 3,047,618.40 × 683,840.80
  4. Step 4: Simplify right side
    2,031,810.40x = 2,084,085,804,750.72
  5. Step 5: Solve for x
    x = 2,084,085,804,750.72/2,031,810.40
  6. Step 6: Final answer
    x = 1,025,728.49

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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.