Home / 2,821,064.40-4,230,732.60-927,368.40

Finding the Fourth Proportional to 2,821,064.40, 4,230,732.60 and 927,368.40

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Solution

The fourth proportional to 2,821,064.40, 4,230,732.60 and 927,368.40 is: 1,390,768.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,064.40 : 4,230,732.60 = 927,368.40 : x
  2. Step 2: Convert to fraction form
    2,821,064.40/4,230,732.60 = 927,368.40/x
  3. Step 3: Cross multiply
    2,821,064.40x = 4,230,732.60 × 927,368.40
  4. Step 4: Simplify right side
    2,821,064.40x = 3,923,447,722,089.84
  5. Step 5: Solve for x
    x = 3,923,447,722,089.84/2,821,064.40
  6. Step 6: Final answer
    x = 1,390,768.58

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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.