Home / 1,708,878.90-2,562,990.30-510,840.30

Finding the Fourth Proportional to 1,708,878.90, 2,562,990.30 and 510,840.30

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Solution

The fourth proportional to 1,708,878.90, 2,562,990.30 and 510,840.30 is: 766,162.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,878.90 : 2,562,990.30 = 510,840.30 : x
  2. Step 2: Convert to fraction form
    1,708,878.90/2,562,990.30 = 510,840.30/x
  3. Step 3: Cross multiply
    1,708,878.90x = 2,562,990.30 × 510,840.30
  4. Step 4: Simplify right side
    1,708,878.90x = 1,309,278,733,749.09
  5. Step 5: Solve for x
    x = 1,309,278,733,749.09/1,708,878.90
  6. Step 6: Final answer
    x = 766,162.39

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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.