Home / 3,571,178.22-4,927,459.23-2,121,362.46

Finding the Fourth Proportional to 3,571,178.22, 4,927,459.23 and 2,121,362.46

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Solution

The fourth proportional to 3,571,178.22, 4,927,459.23 and 2,121,362.46 is: 2,927,024.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,178.22 : 4,927,459.23 = 2,121,362.46 : x
  2. Step 2: Convert to fraction form
    3,571,178.22/4,927,459.23 = 2,121,362.46/x
  3. Step 3: Cross multiply
    3,571,178.22x = 4,927,459.23 × 2,121,362.46
  4. Step 4: Simplify right side
    3,571,178.22x = 10,452,927,033,702.51
  5. Step 5: Solve for x
    x = 10,452,927,033,702.51/3,571,178.22
  6. Step 6: Final answer
    x = 2,927,024.75

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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.