Home / 1,036,692.51-1,554,933.66-278,435.46

Finding the Fourth Proportional to 1,036,692.51, 1,554,933.66 and 278,435.46

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Solution

The fourth proportional to 1,036,692.51, 1,554,933.66 and 278,435.46 is: 417,624.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,692.51 : 1,554,933.66 = 278,435.46 : x
  2. Step 2: Convert to fraction form
    1,036,692.51/1,554,933.66 = 278,435.46/x
  3. Step 3: Cross multiply
    1,036,692.51x = 1,554,933.66 × 278,435.46
  4. Step 4: Simplify right side
    1,036,692.51x = 432,948,668,891.58
  5. Step 5: Solve for x
    x = 432,948,668,891.58/1,036,692.51
  6. Step 6: Final answer
    x = 417,624.96

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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.