Home / 819,054.51-1,130,871.56-574,559.07

Finding the Fourth Proportional to 819,054.51, 1,130,871.56 and 574,559.07

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Solution

The fourth proportional to 819,054.51, 1,130,871.56 and 574,559.07 is: 793,295.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,054.51 : 1,130,871.56 = 574,559.07 : x
  2. Step 2: Convert to fraction form
    819,054.51/1,130,871.56 = 574,559.07/x
  3. Step 3: Cross multiply
    819,054.51x = 1,130,871.56 × 574,559.07
  4. Step 4: Simplify right side
    819,054.51x = 649,752,508,930.25
  5. Step 5: Solve for x
    x = 649,752,508,930.25/819,054.51
  6. Step 6: Final answer
    x = 793,295.81

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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.