Home / 3,108,512.10-4,289,966.37-1,731,946.26

Finding the Fourth Proportional to 3,108,512.10, 4,289,966.37 and 1,731,946.26

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Solution

The fourth proportional to 3,108,512.10, 4,289,966.37 and 1,731,946.26 is: 2,390,208.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,512.10 : 4,289,966.37 = 1,731,946.26 : x
  2. Step 2: Convert to fraction form
    3,108,512.10/4,289,966.37 = 1,731,946.26/x
  3. Step 3: Cross multiply
    3,108,512.10x = 4,289,966.37 × 1,731,946.26
  4. Step 4: Simplify right side
    3,108,512.10x = 7,429,991,210,047.28
  5. Step 5: Solve for x
    x = 7,429,991,210,047.28/3,108,512.10
  6. Step 6: Final answer
    x = 2,390,208.23

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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.