Home / 1,261,354.65-1,890,907.02-462,450.03

Finding the Fourth Proportional to 1,261,354.65, 1,890,907.02 and 462,450.03

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Solution

The fourth proportional to 1,261,354.65, 1,890,907.02 and 462,450.03 is: 693,262.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,354.65 : 1,890,907.02 = 462,450.03 : x
  2. Step 2: Convert to fraction form
    1,261,354.65/1,890,907.02 = 462,450.03/x
  3. Step 3: Cross multiply
    1,261,354.65x = 1,890,907.02 × 462,450.03
  4. Step 4: Simplify right side
    1,261,354.65x = 874,450,008,126.21
  5. Step 5: Solve for x
    x = 874,450,008,126.21/1,261,354.65
  6. Step 6: Final answer
    x = 693,262.60

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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.