Home / 1,770,045.81-2,653,059.42-1,556,400.21

Finding the Fourth Proportional to 1,770,045.81, 2,653,059.42 and 1,556,400.21

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Solution

The fourth proportional to 1,770,045.81, 2,653,059.42 and 1,556,400.21 is: 2,332,833.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,045.81 : 2,653,059.42 = 1,556,400.21 : x
  2. Step 2: Convert to fraction form
    1,770,045.81/2,653,059.42 = 1,556,400.21/x
  3. Step 3: Cross multiply
    1,770,045.81x = 2,653,059.42 × 1,556,400.21
  4. Step 4: Simplify right side
    1,770,045.81x = 4,129,222,238,430.48
  5. Step 5: Solve for x
    x = 4,129,222,238,430.48/1,770,045.81
  6. Step 6: Final answer
    x = 2,332,833.54

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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.