Home / 1,214,679.20-1,822,018.80-549,831.20

Finding the Fourth Proportional to 1,214,679.20, 1,822,018.80 and 549,831.20

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Solution

The fourth proportional to 1,214,679.20, 1,822,018.80 and 549,831.20 is: 824,746.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,679.20 : 1,822,018.80 = 549,831.20 : x
  2. Step 2: Convert to fraction form
    1,214,679.20/1,822,018.80 = 549,831.20/x
  3. Step 3: Cross multiply
    1,214,679.20x = 1,822,018.80 × 549,831.20
  4. Step 4: Simplify right side
    1,214,679.20x = 1,001,802,783,226.56
  5. Step 5: Solve for x
    x = 1,001,802,783,226.56/1,214,679.20
  6. Step 6: Final answer
    x = 824,746.80

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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.