Home / 1,185,913.70-1,778,948.49-475,849.46

Finding the Fourth Proportional to 1,185,913.70, 1,778,948.49 and 475,849.46

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Solution

The fourth proportional to 1,185,913.70, 1,778,948.49 and 475,849.46 is: 713,805.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,913.70 : 1,778,948.49 = 475,849.46 : x
  2. Step 2: Convert to fraction form
    1,185,913.70/1,778,948.49 = 475,849.46/x
  3. Step 3: Cross multiply
    1,185,913.70x = 1,778,948.49 × 475,849.46
  4. Step 4: Simplify right side
    1,185,913.70x = 846,511,678,334.32
  5. Step 5: Solve for x
    x = 846,511,678,334.32/1,185,913.70
  6. Step 6: Final answer
    x = 713,805.46

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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.