Home / 1,930,076.40-2,663,824.36-1,070,913.44

Finding the Fourth Proportional to 1,930,076.40, 2,663,824.36 and 1,070,913.44

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Solution

The fourth proportional to 1,930,076.40, 2,663,824.36 and 1,070,913.44 is: 1,478,037.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,076.40 : 2,663,824.36 = 1,070,913.44 : x
  2. Step 2: Convert to fraction form
    1,930,076.40/2,663,824.36 = 1,070,913.44/x
  3. Step 3: Cross multiply
    1,930,076.40x = 2,663,824.36 × 1,070,913.44
  4. Step 4: Simplify right side
    1,930,076.40x = 2,852,725,308,923.40
  5. Step 5: Solve for x
    x = 2,852,725,308,923.40/1,930,076.40
  6. Step 6: Final answer
    x = 1,478,037.51

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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.