Home / 1,683,304.80-2,525,312.25-545,978.67

Finding the Fourth Proportional to 1,683,304.80, 2,525,312.25 and 545,978.67

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Solution

The fourth proportional to 1,683,304.80, 2,525,312.25 and 545,978.67 is: 819,083.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,304.80 : 2,525,312.25 = 545,978.67 : x
  2. Step 2: Convert to fraction form
    1,683,304.80/2,525,312.25 = 545,978.67/x
  3. Step 3: Cross multiply
    1,683,304.80x = 2,525,312.25 × 545,978.67
  4. Step 4: Simplify right side
    1,683,304.80x = 1,378,766,623,589.71
  5. Step 5: Solve for x
    x = 1,378,766,623,589.71/1,683,304.80
  6. Step 6: Final answer
    x = 819,083.17

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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.