Home / 1,784,833.16-2,678,313.51-647,684.08

Finding the Fourth Proportional to 1,784,833.16, 2,678,313.51 and 647,684.08

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Solution

The fourth proportional to 1,784,833.16, 2,678,313.51 and 647,684.08 is: 971,912.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,833.16 : 2,678,313.51 = 647,684.08 : x
  2. Step 2: Convert to fraction form
    1,784,833.16/2,678,313.51 = 647,684.08/x
  3. Step 3: Cross multiply
    1,784,833.16x = 2,678,313.51 × 647,684.08
  4. Step 4: Simplify right side
    1,784,833.16x = 1,734,701,014,980.14
  5. Step 5: Solve for x
    x = 1,734,701,014,980.14/1,784,833.16
  6. Step 6: Final answer
    x = 971,912.14

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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.