Home / 4,879,075.29-7,318,972.44-1,284,817.35

Finding the Fourth Proportional to 4,879,075.29, 7,318,972.44 and 1,284,817.35

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Solution

The fourth proportional to 4,879,075.29, 7,318,972.44 and 1,284,817.35 is: 1,927,320.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879,075.29 : 7,318,972.44 = 1,284,817.35 : x
  2. Step 2: Convert to fraction form
    4,879,075.29/7,318,972.44 = 1,284,817.35/x
  3. Step 3: Cross multiply
    4,879,075.29x = 7,318,972.44 × 1,284,817.35
  4. Step 4: Simplify right side
    4,879,075.29x = 9,403,542,775,083.84
  5. Step 5: Solve for x
    x = 9,403,542,775,083.84/4,879,075.29
  6. Step 6: Final answer
    x = 1,927,320.69

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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.