Home / 1,809,607.80-2,714,411.70-479,911.80

Finding the Fourth Proportional to 1,809,607.80, 2,714,411.70 and 479,911.80

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Solution

The fourth proportional to 1,809,607.80, 2,714,411.70 and 479,911.80 is: 719,867.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,607.80 : 2,714,411.70 = 479,911.80 : x
  2. Step 2: Convert to fraction form
    1,809,607.80/2,714,411.70 = 479,911.80/x
  3. Step 3: Cross multiply
    1,809,607.80x = 2,714,411.70 × 479,911.80
  4. Step 4: Simplify right side
    1,809,607.80x = 1,302,678,204,888.06
  5. Step 5: Solve for x
    x = 1,302,678,204,888.06/1,809,607.80
  6. Step 6: Final answer
    x = 719,867.70

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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.