Home / 2,830,326.33-4,245,526.40-808,636.20

Finding the Fourth Proportional to 2,830,326.33, 4,245,526.40 and 808,636.20

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Solution

The fourth proportional to 2,830,326.33, 4,245,526.40 and 808,636.20 is: 1,212,964.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,326.33 : 4,245,526.40 = 808,636.20 : x
  2. Step 2: Convert to fraction form
    2,830,326.33/4,245,526.40 = 808,636.20/x
  3. Step 3: Cross multiply
    2,830,326.33x = 4,245,526.40 × 808,636.20
  4. Step 4: Simplify right side
    2,830,326.33x = 3,433,086,331,052.50
  5. Step 5: Solve for x
    x = 3,433,086,331,052.50/2,830,326.33
  6. Step 6: Final answer
    x = 1,212,964.84

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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.