Home / 1,928,504.28-2,892,848.69-1,590,918.96

Finding the Fourth Proportional to 1,928,504.28, 2,892,848.69 and 1,590,918.96

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Solution

The fourth proportional to 1,928,504.28, 2,892,848.69 and 1,590,918.96 is: 2,386,454.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,504.28 : 2,892,848.69 = 1,590,918.96 : x
  2. Step 2: Convert to fraction form
    1,928,504.28/2,892,848.69 = 1,590,918.96/x
  3. Step 3: Cross multiply
    1,928,504.28x = 2,892,848.69 × 1,590,918.96
  4. Step 4: Simplify right side
    1,928,504.28x = 4,602,287,821,377.57
  5. Step 5: Solve for x
    x = 4,602,287,821,377.57/1,928,504.28
  6. Step 6: Final answer
    x = 2,386,454.55

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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.