Home / 1,930,995-2,896,634.66-511,041.52

Finding the Fourth Proportional to 1,930,995, 2,896,634.66 and 511,041.52

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Solution

The fourth proportional to 1,930,995, 2,896,634.66 and 511,041.52 is: 766,599.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,995 : 2,896,634.66 = 511,041.52 : x
  2. Step 2: Convert to fraction form
    1,930,995/2,896,634.66 = 511,041.52/x
  3. Step 3: Cross multiply
    1,930,995x = 2,896,634.66 × 511,041.52
  4. Step 4: Simplify right side
    1,930,995x = 1,480,300,579,531.08
  5. Step 5: Solve for x
    x = 1,480,300,579,531.08/1,930,995
  6. Step 6: Final answer
    x = 766,599.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.