Home / 1,998,075.95-2,996,369.89-718,334.22

Finding the Fourth Proportional to 1,998,075.95, 2,996,369.89 and 718,334.22

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Solution

The fourth proportional to 1,998,075.95, 2,996,369.89 and 718,334.22 is: 1,077,233.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,075.95 : 2,996,369.89 = 718,334.22 : x
  2. Step 2: Convert to fraction form
    1,998,075.95/2,996,369.89 = 718,334.22/x
  3. Step 3: Cross multiply
    1,998,075.95x = 2,996,369.89 × 718,334.22
  4. Step 4: Simplify right side
    1,998,075.95x = 2,152,395,037,205.19
  5. Step 5: Solve for x
    x = 2,152,395,037,205.19/1,998,075.95
  6. Step 6: Final answer
    x = 1,077,233.84

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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.