Home / 2,740,521.23-4,108,913.44-1,390,079.83

Finding the Fourth Proportional to 2,740,521.23, 4,108,913.44 and 1,390,079.83

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Solution

The fourth proportional to 2,740,521.23, 4,108,913.44 and 1,390,079.83 is: 2,084,172.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,521.23 : 4,108,913.44 = 1,390,079.83 : x
  2. Step 2: Convert to fraction form
    2,740,521.23/4,108,913.44 = 1,390,079.83/x
  3. Step 3: Cross multiply
    2,740,521.23x = 4,108,913.44 × 1,390,079.83
  4. Step 4: Simplify right side
    2,740,521.23x = 5,711,717,682,412.43
  5. Step 5: Solve for x
    x = 5,711,717,682,412.43/2,740,521.23
  6. Step 6: Final answer
    x = 2,084,172.02

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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.