Home / 1,240,004.84-1,860,421.41-481,871.03

Finding the Fourth Proportional to 1,240,004.84, 1,860,421.41 and 481,871.03

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Solution

The fourth proportional to 1,240,004.84, 1,860,421.41 and 481,871.03 is: 722,967.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,004.84 : 1,860,421.41 = 481,871.03 : x
  2. Step 2: Convert to fraction form
    1,240,004.84/1,860,421.41 = 481,871.03/x
  3. Step 3: Cross multiply
    1,240,004.84x = 1,860,421.41 × 481,871.03
  4. Step 4: Simplify right side
    1,240,004.84x = 896,483,171,768.65
  5. Step 5: Solve for x
    x = 896,483,171,768.65/1,240,004.84
  6. Step 6: Final answer
    x = 722,967.48

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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.