Home / 1,738,407.20-2,607,610.80-459,012.20

Finding the Fourth Proportional to 1,738,407.20, 2,607,610.80 and 459,012.20

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Solution

The fourth proportional to 1,738,407.20, 2,607,610.80 and 459,012.20 is: 688,518.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,407.20 : 2,607,610.80 = 459,012.20 : x
  2. Step 2: Convert to fraction form
    1,738,407.20/2,607,610.80 = 459,012.20/x
  3. Step 3: Cross multiply
    1,738,407.20x = 2,607,610.80 × 459,012.20
  4. Step 4: Simplify right side
    1,738,407.20x = 1,196,925,170,051.76
  5. Step 5: Solve for x
    x = 1,196,925,170,051.76/1,738,407.20
  6. Step 6: Final answer
    x = 688,518.30

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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.