Home / 1,470,854.56-2,205,018.25-511,185.49

Finding the Fourth Proportional to 1,470,854.56, 2,205,018.25 and 511,185.49

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Solution

The fourth proportional to 1,470,854.56, 2,205,018.25 and 511,185.49 is: 766,339.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,854.56 : 2,205,018.25 = 511,185.49 : x
  2. Step 2: Convert to fraction form
    1,470,854.56/2,205,018.25 = 511,185.49/x
  3. Step 3: Cross multiply
    1,470,854.56x = 2,205,018.25 × 511,185.49
  4. Step 4: Simplify right side
    1,470,854.56x = 1,127,173,336,063.50
  5. Step 5: Solve for x
    x = 1,127,173,336,063.50/1,470,854.56
  6. Step 6: Final answer
    x = 766,339.09

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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.