Home / 1,458,021.60-2,186,376.30-658,891.80

Finding the Fourth Proportional to 1,458,021.60, 2,186,376.30 and 658,891.80

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Solution

The fourth proportional to 1,458,021.60, 2,186,376.30 and 658,891.80 is: 988,041.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,021.60 : 2,186,376.30 = 658,891.80 : x
  2. Step 2: Convert to fraction form
    1,458,021.60/2,186,376.30 = 658,891.80/x
  3. Step 3: Cross multiply
    1,458,021.60x = 2,186,376.30 × 658,891.80
  4. Step 4: Simplify right side
    1,458,021.60x = 1,440,585,415,784.34
  5. Step 5: Solve for x
    x = 1,440,585,415,784.34/1,458,021.60
  6. Step 6: Final answer
    x = 988,041.20

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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.