Home / 1,708,879.40-2,562,991.05-510,840.80

Finding the Fourth Proportional to 1,708,879.40, 2,562,991.05 and 510,840.80

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Solution

The fourth proportional to 1,708,879.40, 2,562,991.05 and 510,840.80 is: 766,163.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,879.40 : 2,562,991.05 = 510,840.80 : x
  2. Step 2: Convert to fraction form
    1,708,879.40/2,562,991.05 = 510,840.80/x
  3. Step 3: Cross multiply
    1,708,879.40x = 2,562,991.05 × 510,840.80
  4. Step 4: Simplify right side
    1,708,879.40x = 1,309,280,398,374.84
  5. Step 5: Solve for x
    x = 1,309,280,398,374.84/1,708,879.40
  6. Step 6: Final answer
    x = 766,163.13

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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.