Home / 1,670,076.84-2,301,524.10-1,639,367.40

Finding the Fourth Proportional to 1,670,076.84, 2,301,524.10 and 1,639,367.40

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Solution

The fourth proportional to 1,670,076.84, 2,301,524.10 and 1,639,367.40 is: 2,259,203.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,076.84 : 2,301,524.10 = 1,639,367.40 : x
  2. Step 2: Convert to fraction form
    1,670,076.84/2,301,524.10 = 1,639,367.40/x
  3. Step 3: Cross multiply
    1,670,076.84x = 2,301,524.10 × 1,639,367.40
  4. Step 4: Simplify right side
    1,670,076.84x = 3,773,043,579,854.34
  5. Step 5: Solve for x
    x = 3,773,043,579,854.34/1,670,076.84
  6. Step 6: Final answer
    x = 2,259,203.58

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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.