Home / 1,075,065.40-1,611,473.59-400,853.39

Finding the Fourth Proportional to 1,075,065.40, 1,611,473.59 and 400,853.39

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Solution

The fourth proportional to 1,075,065.40, 1,611,473.59 and 400,853.39 is: 600,860.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,065.40 : 1,611,473.59 = 400,853.39 : x
  2. Step 2: Convert to fraction form
    1,075,065.40/1,611,473.59 = 400,853.39/x
  3. Step 3: Cross multiply
    1,075,065.40x = 1,611,473.59 × 400,853.39
  4. Step 4: Simplify right side
    1,075,065.40x = 645,964,650,700.41
  5. Step 5: Solve for x
    x = 645,964,650,700.41/1,075,065.40
  6. Step 6: Final answer
    x = 600,860.80

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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.