Home / 4,242,410.94-6,363,648.69-1,209,774.21

Finding the Fourth Proportional to 4,242,410.94, 6,363,648.69 and 1,209,774.21

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Solution

The fourth proportional to 4,242,410.94, 6,363,648.69 and 1,209,774.21 is: 1,814,670.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242,410.94 : 6,363,648.69 = 1,209,774.21 : x
  2. Step 2: Convert to fraction form
    4,242,410.94/6,363,648.69 = 1,209,774.21/x
  3. Step 3: Cross multiply
    4,242,410.94x = 6,363,648.69 × 1,209,774.21
  4. Step 4: Simplify right side
    4,242,410.94x = 7,698,578,059,562.20
  5. Step 5: Solve for x
    x = 7,698,578,059,562.20/4,242,410.94
  6. Step 6: Final answer
    x = 1,814,670.52

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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.