Home / 1,065,305.21-1,470,112.43-581,870.68

Finding the Fourth Proportional to 1,065,305.21, 1,470,112.43 and 581,870.68

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Solution

The fourth proportional to 1,065,305.21, 1,470,112.43 and 581,870.68 is: 802,976.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,305.21 : 1,470,112.43 = 581,870.68 : x
  2. Step 2: Convert to fraction form
    1,065,305.21/1,470,112.43 = 581,870.68/x
  3. Step 3: Cross multiply
    1,065,305.21x = 1,470,112.43 × 581,870.68
  4. Step 4: Simplify right side
    1,065,305.21x = 855,415,312,735.92
  5. Step 5: Solve for x
    x = 855,415,312,735.92/1,065,305.21
  6. Step 6: Final answer
    x = 802,976.75

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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.