Home / 1,316,923.85-1,973,860.92-605,458.73

Finding the Fourth Proportional to 1,316,923.85, 1,973,860.92 and 605,458.73

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Solution

The fourth proportional to 1,316,923.85, 1,973,860.92 and 605,458.73 is: 907,487.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,923.85 : 1,973,860.92 = 605,458.73 : x
  2. Step 2: Convert to fraction form
    1,316,923.85/1,973,860.92 = 605,458.73/x
  3. Step 3: Cross multiply
    1,316,923.85x = 1,973,860.92 × 605,458.73
  4. Step 4: Simplify right side
    1,316,923.85x = 1,195,091,315,950.53
  5. Step 5: Solve for x
    x = 1,195,091,315,950.53/1,316,923.85
  6. Step 6: Final answer
    x = 907,487.04

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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.