Home / 1,673,985-2,512,083.42-787,590.12

Finding the Fourth Proportional to 1,673,985, 2,512,083.42 and 787,590.12

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Solution

The fourth proportional to 1,673,985, 2,512,083.42 and 787,590.12 is: 1,181,905.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,985 : 2,512,083.42 = 787,590.12 : x
  2. Step 2: Convert to fraction form
    1,673,985/2,512,083.42 = 787,590.12/x
  3. Step 3: Cross multiply
    1,673,985x = 2,512,083.42 × 787,590.12
  4. Step 4: Simplify right side
    1,673,985x = 1,978,492,082,207.81
  5. Step 5: Solve for x
    x = 1,978,492,082,207.81/1,673,985
  6. Step 6: Final answer
    x = 1,181,905.50

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1.5x scale

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.