Home / 1,607,155.53-2,217,727.78-953,668.68

Finding the Fourth Proportional to 1,607,155.53, 2,217,727.78 and 953,668.68

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Solution

The fourth proportional to 1,607,155.53, 2,217,727.78 and 953,668.68 is: 1,315,975.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607,155.53 : 2,217,727.78 = 953,668.68 : x
  2. Step 2: Convert to fraction form
    1,607,155.53/2,217,727.78 = 953,668.68/x
  3. Step 3: Cross multiply
    1,607,155.53x = 2,217,727.78 × 953,668.68
  4. Step 4: Simplify right side
    1,607,155.53x = 2,114,977,524,551.93
  5. Step 5: Solve for x
    x = 2,114,977,524,551.93/1,607,155.53
  6. Step 6: Final answer
    x = 1,315,975.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.