Home / 1,075,432.95-1,611,820.82-543,106.22

Finding the Fourth Proportional to 1,075,432.95, 1,611,820.82 and 543,106.22

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Solution

The fourth proportional to 1,075,432.95, 1,611,820.82 and 543,106.22 is: 813,988.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,432.95 : 1,611,820.82 = 543,106.22 : x
  2. Step 2: Convert to fraction form
    1,075,432.95/1,611,820.82 = 543,106.22/x
  3. Step 3: Cross multiply
    1,075,432.95x = 1,611,820.82 × 543,106.22
  4. Step 4: Simplify right side
    1,075,432.95x = 875,389,906,166.16
  5. Step 5: Solve for x
    x = 875,389,906,166.16/1,075,432.95
  6. Step 6: Final answer
    x = 813,988.36

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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.