Home / 1,621,080.93-2,428,997.00-988,075.65

Finding the Fourth Proportional to 1,621,080.93, 2,428,997.00 and 988,075.65

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Solution

The fourth proportional to 1,621,080.93, 2,428,997.00 and 988,075.65 is: 1,480,513.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,080.93 : 2,428,997.00 = 988,075.65 : x
  2. Step 2: Convert to fraction form
    1,621,080.93/2,428,997.00 = 988,075.65/x
  3. Step 3: Cross multiply
    1,621,080.93x = 2,428,997.00 × 988,075.65
  4. Step 4: Simplify right side
    1,621,080.93x = 2,400,032,784,682.67
  5. Step 5: Solve for x
    x = 2,400,032,784,682.67/1,621,080.93
  6. Step 6: Final answer
    x = 1,480,513.86

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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.