Home / 1,927,724.40-2,660,275.32-1,068,298.80

Finding the Fourth Proportional to 1,927,724.40, 2,660,275.32 and 1,068,298.80

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Solution

The fourth proportional to 1,927,724.40, 2,660,275.32 and 1,068,298.80 is: 1,474,261.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,724.40 : 2,660,275.32 = 1,068,298.80 : x
  2. Step 2: Convert to fraction form
    1,927,724.40/2,660,275.32 = 1,068,298.80/x
  3. Step 3: Cross multiply
    1,927,724.40x = 2,660,275.32 × 1,068,298.80
  4. Step 4: Simplify right side
    1,927,724.40x = 2,841,968,932,025.62
  5. Step 5: Solve for x
    x = 2,841,968,932,025.62/1,927,724.40
  6. Step 6: Final answer
    x = 1,474,261.02

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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.