Home / 1,675,571.40-2,312,298.66-911,630.52

Finding the Fourth Proportional to 1,675,571.40, 2,312,298.66 and 911,630.52

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Solution

The fourth proportional to 1,675,571.40, 2,312,298.66 and 911,630.52 is: 1,258,055.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,571.40 : 2,312,298.66 = 911,630.52 : x
  2. Step 2: Convert to fraction form
    1,675,571.40/2,312,298.66 = 911,630.52/x
  3. Step 3: Cross multiply
    1,675,571.40x = 2,312,298.66 × 911,630.52
  4. Step 4: Simplify right side
    1,675,571.40x = 2,107,962,029,811.10
  5. Step 5: Solve for x
    x = 2,107,962,029,811.10/1,675,571.40
  6. Step 6: Final answer
    x = 1,258,055.63

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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.