Home / 1,765,950.19-2,649,320.16-644,019.19

Finding the Fourth Proportional to 1,765,950.19, 2,649,320.16 and 644,019.19

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Solution

The fourth proportional to 1,765,950.19, 2,649,320.16 and 644,019.19 is: 966,172.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,950.19 : 2,649,320.16 = 644,019.19 : x
  2. Step 2: Convert to fraction form
    1,765,950.19/2,649,320.16 = 644,019.19/x
  3. Step 3: Cross multiply
    1,765,950.19x = 2,649,320.16 × 644,019.19
  4. Step 4: Simplify right side
    1,765,950.19x = 1,706,213,014,455.50
  5. Step 5: Solve for x
    x = 1,706,213,014,455.50/1,765,950.19
  6. Step 6: Final answer
    x = 966,172.79

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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.