Home / 1,877,668.20-2,591,182.80-1,018,228.22

Finding the Fourth Proportional to 1,877,668.20, 2,591,182.80 and 1,018,228.22

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Solution

The fourth proportional to 1,877,668.20, 2,591,182.80 and 1,018,228.22 is: 1,405,155.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,668.20 : 2,591,182.80 = 1,018,228.22 : x
  2. Step 2: Convert to fraction form
    1,877,668.20/2,591,182.80 = 1,018,228.22/x
  3. Step 3: Cross multiply
    1,877,668.20x = 2,591,182.80 × 1,018,228.22
  4. Step 4: Simplify right side
    1,877,668.20x = 2,638,415,450,138.62
  5. Step 5: Solve for x
    x = 2,638,415,450,138.62/1,877,668.20
  6. Step 6: Final answer
    x = 1,405,155.31

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1.5x scale

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.