Home / 2,991,770.93-4,128,798.47-1,829,852.69

Finding the Fourth Proportional to 2,991,770.93, 4,128,798.47 and 1,829,852.69

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Solution

The fourth proportional to 2,991,770.93, 4,128,798.47 and 1,829,852.69 is: 2,525,291.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,770.93 : 4,128,798.47 = 1,829,852.69 : x
  2. Step 2: Convert to fraction form
    2,991,770.93/4,128,798.47 = 1,829,852.69/x
  3. Step 3: Cross multiply
    2,991,770.93x = 4,128,798.47 × 1,829,852.69
  4. Step 4: Simplify right side
    2,991,770.93x = 7,555,092,957,004.13
  5. Step 5: Solve for x
    x = 7,555,092,957,004.13/2,991,770.93
  6. Step 6: Final answer
    x = 2,525,291.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.