Home / 1,828,566.40-2,742,849.60-1,557,961.60

Finding the Fourth Proportional to 1,828,566.40, 2,742,849.60 and 1,557,961.60

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Solution

The fourth proportional to 1,828,566.40, 2,742,849.60 and 1,557,961.60 is: 2,336,942.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,566.40 : 2,742,849.60 = 1,557,961.60 : x
  2. Step 2: Convert to fraction form
    1,828,566.40/2,742,849.60 = 1,557,961.60/x
  3. Step 3: Cross multiply
    1,828,566.40x = 2,742,849.60 × 1,557,961.60
  4. Step 4: Simplify right side
    1,828,566.40x = 4,273,254,351,375.36
  5. Step 5: Solve for x
    x = 4,273,254,351,375.36/1,828,566.40
  6. Step 6: Final answer
    x = 2,336,942.40

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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.