Home / 3,818,161.28-5,269,162.35-2,075,947.87

Finding the Fourth Proportional to 3,818,161.28, 5,269,162.35 and 2,075,947.87

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Solution

The fourth proportional to 3,818,161.28, 5,269,162.35 and 2,075,947.87 is: 2,864,862.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818,161.28 : 5,269,162.35 = 2,075,947.87 : x
  2. Step 2: Convert to fraction form
    3,818,161.28/5,269,162.35 = 2,075,947.87/x
  3. Step 3: Cross multiply
    3,818,161.28x = 5,269,162.35 × 2,075,947.87
  4. Step 4: Simplify right side
    3,818,161.28x = 10,938,506,357,166.69
  5. Step 5: Solve for x
    x = 10,938,506,357,166.69/3,818,161.28
  6. Step 6: Final answer
    x = 2,864,862.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.