Home / 2,718,658.47-4,075,439.84-920,283.51

Finding the Fourth Proportional to 2,718,658.47, 4,075,439.84 and 920,283.51

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Solution

The fourth proportional to 2,718,658.47, 4,075,439.84 and 920,283.51 is: 1,379,562.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718,658.47 : 4,075,439.84 = 920,283.51 : x
  2. Step 2: Convert to fraction form
    2,718,658.47/4,075,439.84 = 920,283.51/x
  3. Step 3: Cross multiply
    2,718,658.47x = 4,075,439.84 × 920,283.51
  4. Step 4: Simplify right side
    2,718,658.47x = 3,750,560,077,133.83
  5. Step 5: Solve for x
    x = 3,750,560,077,133.83/2,718,658.47
  6. Step 6: Final answer
    x = 1,379,562.80

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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.