Home / 2,927,515.34-4,039,884.24-1,620,825.50

Finding the Fourth Proportional to 2,927,515.34, 4,039,884.24 and 1,620,825.50

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Solution

The fourth proportional to 2,927,515.34, 4,039,884.24 and 1,620,825.50 is: 2,236,691.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,515.34 : 4,039,884.24 = 1,620,825.50 : x
  2. Step 2: Convert to fraction form
    2,927,515.34/4,039,884.24 = 1,620,825.50/x
  3. Step 3: Cross multiply
    2,927,515.34x = 4,039,884.24 × 1,620,825.50
  4. Step 4: Simplify right side
    2,927,515.34x = 6,547,947,393,240.12
  5. Step 5: Solve for x
    x = 6,547,947,393,240.12/2,927,515.34
  6. Step 6: Final answer
    x = 2,236,691.06

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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.