Home / 1,352,159-1,866,001.42-740,301.56

Finding the Fourth Proportional to 1,352,159, 1,866,001.42 and 740,301.56

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Solution

The fourth proportional to 1,352,159, 1,866,001.42 and 740,301.56 is: 1,021,628.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,159 : 1,866,001.42 = 740,301.56 : x
  2. Step 2: Convert to fraction form
    1,352,159/1,866,001.42 = 740,301.56/x
  3. Step 3: Cross multiply
    1,352,159x = 1,866,001.42 × 740,301.56
  4. Step 4: Simplify right side
    1,352,159x = 1,381,403,762,188.22
  5. Step 5: Solve for x
    x = 1,381,403,762,188.22/1,352,159
  6. Step 6: Final answer
    x = 1,021,628.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.