Home / 2,075,896.30-3,113,844.45-579,985.90

Finding the Fourth Proportional to 2,075,896.30, 3,113,844.45 and 579,985.90

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Solution

The fourth proportional to 2,075,896.30, 3,113,844.45 and 579,985.90 is: 869,978.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,896.30 : 3,113,844.45 = 579,985.90 : x
  2. Step 2: Convert to fraction form
    2,075,896.30/3,113,844.45 = 579,985.90/x
  3. Step 3: Cross multiply
    2,075,896.30x = 3,113,844.45 × 579,985.90
  4. Step 4: Simplify right side
    2,075,896.30x = 1,805,985,875,793.26
  5. Step 5: Solve for x
    x = 1,805,985,875,793.26/2,075,896.30
  6. Step 6: Final answer
    x = 869,978.85

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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.