Home / 1,190,888.34-1,788,630.27-1,020,496.33

Finding the Fourth Proportional to 1,190,888.34, 1,788,630.27 and 1,020,496.33

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Solution

The fourth proportional to 1,190,888.34, 1,788,630.27 and 1,020,496.33 is: 1,532,713.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,888.34 : 1,788,630.27 = 1,020,496.33 : x
  2. Step 2: Convert to fraction form
    1,190,888.34/1,788,630.27 = 1,020,496.33/x
  3. Step 3: Cross multiply
    1,190,888.34x = 1,788,630.27 × 1,020,496.33
  4. Step 4: Simplify right side
    1,190,888.34x = 1,825,290,626,261.91
  5. Step 5: Solve for x
    x = 1,825,290,626,261.91/1,190,888.34
  6. Step 6: Final answer
    x = 1,532,713.49

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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.