Home / 2,075,999.40-3,113,999.10-1,889,995.05

Finding the Fourth Proportional to 2,075,999.40, 3,113,999.10 and 1,889,995.05

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Solution

The fourth proportional to 2,075,999.40, 3,113,999.10 and 1,889,995.05 is: 2,834,992.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,999.40 : 3,113,999.10 = 1,889,995.05 : x
  2. Step 2: Convert to fraction form
    2,075,999.40/3,113,999.10 = 1,889,995.05/x
  3. Step 3: Cross multiply
    2,075,999.40x = 3,113,999.10 × 1,889,995.05
  4. Step 4: Simplify right side
    2,075,999.40x = 5,885,442,884,704.46
  5. Step 5: Solve for x
    x = 5,885,442,884,704.46/2,075,999.40
  6. Step 6: Final answer
    x = 2,834,992.58

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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.