Home / 2,927,828.02-4,040,528.85-1,621,079.95

Finding the Fourth Proportional to 2,927,828.02, 4,040,528.85 and 1,621,079.95

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Solution

The fourth proportional to 2,927,828.02, 4,040,528.85 and 1,621,079.95 is: 2,237,160.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,828.02 : 4,040,528.85 = 1,621,079.95 : x
  2. Step 2: Convert to fraction form
    2,927,828.02/4,040,528.85 = 1,621,079.95/x
  3. Step 3: Cross multiply
    2,927,828.02x = 4,040,528.85 × 1,621,079.95
  4. Step 4: Simplify right side
    2,927,828.02x = 6,550,020,306,131.56
  5. Step 5: Solve for x
    x = 6,550,020,306,131.56/2,927,828.02
  6. Step 6: Final answer
    x = 2,237,160.20

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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.