Home / 1,040,445.81-1,435,811.06-581,559.90

Finding the Fourth Proportional to 1,040,445.81, 1,435,811.06 and 581,559.90

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Solution

The fourth proportional to 1,040,445.81, 1,435,811.06 and 581,559.90 is: 802,550.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,445.81 : 1,435,811.06 = 581,559.90 : x
  2. Step 2: Convert to fraction form
    1,040,445.81/1,435,811.06 = 581,559.90/x
  3. Step 3: Cross multiply
    1,040,445.81x = 1,435,811.06 × 581,559.90
  4. Step 4: Simplify right side
    1,040,445.81x = 835,010,140,618.54
  5. Step 5: Solve for x
    x = 835,010,140,618.54/1,040,445.81
  6. Step 6: Final answer
    x = 802,550.34

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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.