Home / 2,618,623.20-3,927,934.80-1,955,071.20

Finding the Fourth Proportional to 2,618,623.20, 3,927,934.80 and 1,955,071.20

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Solution

The fourth proportional to 2,618,623.20, 3,927,934.80 and 1,955,071.20 is: 2,932,606.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618,623.20 : 3,927,934.80 = 1,955,071.20 : x
  2. Step 2: Convert to fraction form
    2,618,623.20/3,927,934.80 = 1,955,071.20/x
  3. Step 3: Cross multiply
    2,618,623.20x = 3,927,934.80 × 1,955,071.20
  4. Step 4: Simplify right side
    2,618,623.20x = 7,679,392,202,957.76
  5. Step 5: Solve for x
    x = 7,679,392,202,957.76/2,618,623.20
  6. Step 6: Final answer
    x = 2,932,606.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.