Home / 1,159,455.90-1,739,183.85-519,758.40

Finding the Fourth Proportional to 1,159,455.90, 1,739,183.85 and 519,758.40

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Solution

The fourth proportional to 1,159,455.90, 1,739,183.85 and 519,758.40 is: 779,637.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,455.90 : 1,739,183.85 = 519,758.40 : x
  2. Step 2: Convert to fraction form
    1,159,455.90/1,739,183.85 = 519,758.40/x
  3. Step 3: Cross multiply
    1,159,455.90x = 1,739,183.85 × 519,758.40
  4. Step 4: Simplify right side
    1,159,455.90x = 903,955,415,181.84
  5. Step 5: Solve for x
    x = 903,955,415,181.84/1,159,455.90
  6. Step 6: Final answer
    x = 779,637.60

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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.