Home / 3,571,205.10-4,927,496.32-2,121,389.34

Finding the Fourth Proportional to 3,571,205.10, 4,927,496.32 and 2,121,389.34

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Solution

The fourth proportional to 3,571,205.10, 4,927,496.32 and 2,121,389.34 is: 2,927,061.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,205.10 : 4,927,496.32 = 2,121,389.34 : x
  2. Step 2: Convert to fraction form
    3,571,205.10/4,927,496.32 = 2,121,389.34/x
  3. Step 3: Cross multiply
    3,571,205.10x = 4,927,496.32 × 2,121,389.34
  4. Step 4: Simplify right side
    3,571,205.10x = 10,453,138,166,137.23
  5. Step 5: Solve for x
    x = 10,453,138,166,137.23/3,571,205.10
  6. Step 6: Final answer
    x = 2,927,061.84

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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.