Home / 4,585,421.80-6,876,383.10-1,389,485.80

Finding the Fourth Proportional to 4,585,421.80, 6,876,383.10 and 1,389,485.80

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Solution

The fourth proportional to 4,585,421.80, 6,876,383.10 and 1,389,485.80 is: 2,083,698.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,585,421.80 : 6,876,383.10 = 1,389,485.80 : x
  2. Step 2: Convert to fraction form
    4,585,421.80/6,876,383.10 = 1,389,485.80/x
  3. Step 3: Cross multiply
    4,585,421.80x = 6,876,383.10 × 1,389,485.80
  4. Step 4: Simplify right side
    4,585,421.80x = 9,554,636,672,809.98
  5. Step 5: Solve for x
    x = 9,554,636,672,809.98/4,585,421.80
  6. Step 6: Final answer
    x = 2,083,698.53

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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.