Home / 2,955,918.92-4,078,821.48-1,666,682.48

Finding the Fourth Proportional to 2,955,918.92, 4,078,821.48 and 1,666,682.48

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Solution

The fourth proportional to 2,955,918.92, 4,078,821.48 and 1,666,682.48 is: 2,299,826.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955,918.92 : 4,078,821.48 = 1,666,682.48 : x
  2. Step 2: Convert to fraction form
    2,955,918.92/4,078,821.48 = 1,666,682.48/x
  3. Step 3: Cross multiply
    2,955,918.92x = 4,078,821.48 × 1,666,682.48
  4. Step 4: Simplify right side
    2,955,918.92x = 6,798,100,299,763.67
  5. Step 5: Solve for x
    x = 6,798,100,299,763.67/2,955,918.92
  6. Step 6: Final answer
    x = 2,299,826.38

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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.