Home / 1,230,821.47-1,845,641.41-581,857.37

Finding the Fourth Proportional to 1,230,821.47, 1,845,641.41 and 581,857.37

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Solution

The fourth proportional to 1,230,821.47, 1,845,641.41 and 581,857.37 is: 872,506.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,821.47 : 1,845,641.41 = 581,857.37 : x
  2. Step 2: Convert to fraction form
    1,230,821.47/1,845,641.41 = 581,857.37/x
  3. Step 3: Cross multiply
    1,230,821.47x = 1,845,641.41 × 581,857.37
  4. Step 4: Simplify right side
    1,230,821.47x = 1,073,900,046,102.84
  5. Step 5: Solve for x
    x = 1,073,900,046,102.84/1,230,821.47
  6. Step 6: Final answer
    x = 872,506.76

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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.