Home / 3,986,075.36-5,977,646.03-3,134,810.23

Finding the Fourth Proportional to 3,986,075.36, 5,977,646.03 and 3,134,810.23

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Solution

The fourth proportional to 3,986,075.36, 5,977,646.03 and 3,134,810.23 is: 4,701,061.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,075.36 : 5,977,646.03 = 3,134,810.23 : x
  2. Step 2: Convert to fraction form
    3,986,075.36/5,977,646.03 = 3,134,810.23/x
  3. Step 3: Cross multiply
    3,986,075.36x = 5,977,646.03 × 3,134,810.23
  4. Step 4: Simplify right side
    3,986,075.36x = 18,738,785,919,055.80
  5. Step 5: Solve for x
    x = 18,738,785,919,055.80/3,986,075.36
  6. Step 6: Final answer
    x = 4,701,061.62

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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.