Home / 1,930,278.02-2,663,786.82-1,070,838.30

Finding the Fourth Proportional to 1,930,278.02, 2,663,786.82 and 1,070,838.30

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Solution

The fourth proportional to 1,930,278.02, 2,663,786.82 and 1,070,838.30 is: 1,477,758.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,278.02 : 2,663,786.82 = 1,070,838.30 : x
  2. Step 2: Convert to fraction form
    1,930,278.02/2,663,786.82 = 1,070,838.30/x
  3. Step 3: Cross multiply
    1,930,278.02x = 2,663,786.82 × 1,070,838.30
  4. Step 4: Simplify right side
    1,930,278.02x = 2,852,484,949,891.21
  5. Step 5: Solve for x
    x = 2,852,484,949,891.21/1,930,278.02
  6. Step 6: Final answer
    x = 1,477,758.60

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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.