Home / 3,985,171.65-5,977,314.41-1,426,283.10

Finding the Fourth Proportional to 3,985,171.65, 5,977,314.41 and 1,426,283.10

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Solution

The fourth proportional to 3,985,171.65, 5,977,314.41 and 1,426,283.10 is: 2,139,266.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,985,171.65 : 5,977,314.41 = 1,426,283.10 : x
  2. Step 2: Convert to fraction form
    3,985,171.65/5,977,314.41 = 1,426,283.10/x
  3. Step 3: Cross multiply
    3,985,171.65x = 5,977,314.41 × 1,426,283.10
  4. Step 4: Simplify right side
    3,985,171.65x = 8,525,342,519,238.06
  5. Step 5: Solve for x
    x = 8,525,342,519,238.06/3,985,171.65
  6. Step 6: Final answer
    x = 2,139,266.08

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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.