Home / 4,289,790.72-6,435,476.96-1,411,319.36

Finding the Fourth Proportional to 4,289,790.72, 6,435,476.96 and 1,411,319.36

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Solution

The fourth proportional to 4,289,790.72, 6,435,476.96 and 1,411,319.36 is: 2,117,239.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289,790.72 : 6,435,476.96 = 1,411,319.36 : x
  2. Step 2: Convert to fraction form
    4,289,790.72/6,435,476.96 = 1,411,319.36/x
  3. Step 3: Cross multiply
    4,289,790.72x = 6,435,476.96 × 1,411,319.36
  4. Step 4: Simplify right side
    4,289,790.72x = 9,082,513,224,481.95
  5. Step 5: Solve for x
    x = 9,082,513,224,481.95/4,289,790.72
  6. Step 6: Final answer
    x = 2,117,239.24

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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.