Home / 1,867,415.77-2,801,107.93-519,574.50

Finding the Fourth Proportional to 1,867,415.77, 2,801,107.93 and 519,574.50

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Solution

The fourth proportional to 1,867,415.77, 2,801,107.93 and 519,574.50 is: 779,357.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,415.77 : 2,801,107.93 = 519,574.50 : x
  2. Step 2: Convert to fraction form
    1,867,415.77/2,801,107.93 = 519,574.50/x
  3. Step 3: Cross multiply
    1,867,415.77x = 2,801,107.93 × 519,574.50
  4. Step 4: Simplify right side
    1,867,415.77x = 1,455,384,251,851.05
  5. Step 5: Solve for x
    x = 1,455,384,251,851.05/1,867,415.77
  6. Step 6: Final answer
    x = 779,357.38

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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.