Home / 3,456,272.20-5,184,408.30-2,742,435.40

Finding the Fourth Proportional to 3,456,272.20, 5,184,408.30 and 2,742,435.40

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Solution

The fourth proportional to 3,456,272.20, 5,184,408.30 and 2,742,435.40 is: 4,113,653.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,272.20 : 5,184,408.30 = 2,742,435.40 : x
  2. Step 2: Convert to fraction form
    3,456,272.20/5,184,408.30 = 2,742,435.40/x
  3. Step 3: Cross multiply
    3,456,272.20x = 5,184,408.30 × 2,742,435.40
  4. Step 4: Simplify right side
    3,456,272.20x = 14,217,904,849,973.82
  5. Step 5: Solve for x
    x = 14,217,904,849,973.82/3,456,272.20
  6. Step 6: Final answer
    x = 4,113,653.10

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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.