Home / 1,458,015.40-2,180,024.70-1,080,101.80

Finding the Fourth Proportional to 1,458,015.40, 2,180,024.70 and 1,080,101.80

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Solution

The fourth proportional to 1,458,015.40, 2,180,024.70 and 1,080,101.80 is: 1,614,968.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,015.40 : 2,180,024.70 = 1,080,101.80 : x
  2. Step 2: Convert to fraction form
    1,458,015.40/2,180,024.70 = 1,080,101.80/x
  3. Step 3: Cross multiply
    1,458,015.40x = 2,180,024.70 × 1,080,101.80
  4. Step 4: Simplify right side
    1,458,015.40x = 2,354,648,602,514.46
  5. Step 5: Solve for x
    x = 2,354,648,602,514.46/1,458,015.40
  6. Step 6: Final answer
    x = 1,614,968.27

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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.