Home / 2,768,831.40-4,148,775.90-1,567,180.20

Finding the Fourth Proportional to 2,768,831.40, 4,148,775.90 and 1,567,180.20

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Solution

The fourth proportional to 2,768,831.40, 4,148,775.90 and 1,567,180.20 is: 2,348,239.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,831.40 : 4,148,775.90 = 1,567,180.20 : x
  2. Step 2: Convert to fraction form
    2,768,831.40/4,148,775.90 = 1,567,180.20/x
  3. Step 3: Cross multiply
    2,768,831.40x = 4,148,775.90 × 1,567,180.20
  4. Step 4: Simplify right side
    2,768,831.40x = 6,501,879,444,717.18
  5. Step 5: Solve for x
    x = 6,501,879,444,717.18/2,768,831.40
  6. Step 6: Final answer
    x = 2,348,239.57

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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.