Home / 1,065,561.88-1,470,504.26-636,091.28

Finding the Fourth Proportional to 1,065,561.88, 1,470,504.26 and 636,091.28

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Solution

The fourth proportional to 1,065,561.88, 1,470,504.26 and 636,091.28 is: 877,823.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,561.88 : 1,470,504.26 = 636,091.28 : x
  2. Step 2: Convert to fraction form
    1,065,561.88/1,470,504.26 = 636,091.28/x
  3. Step 3: Cross multiply
    1,065,561.88x = 1,470,504.26 × 636,091.28
  4. Step 4: Simplify right side
    1,065,561.88x = 935,374,926,455.88
  5. Step 5: Solve for x
    x = 935,374,926,455.88/1,065,561.88
  6. Step 6: Final answer
    x = 877,823.19

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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.