Home / 4,280,758.82-6,421,255.11-1,248,051.39

Finding the Fourth Proportional to 4,280,758.82, 6,421,255.11 and 1,248,051.39

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Solution

The fourth proportional to 4,280,758.82, 6,421,255.11 and 1,248,051.39 is: 1,872,111.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280,758.82 : 6,421,255.11 = 1,248,051.39 : x
  2. Step 2: Convert to fraction form
    4,280,758.82/6,421,255.11 = 1,248,051.39/x
  3. Step 3: Cross multiply
    4,280,758.82x = 6,421,255.11 × 1,248,051.39
  4. Step 4: Simplify right side
    4,280,758.82x = 8,014,056,365,580.10
  5. Step 5: Solve for x
    x = 8,014,056,365,580.10/4,280,758.82
  6. Step 6: Final answer
    x = 1,872,111.16

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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.