Home / 1,370,419.26-2,054,272.86-649,493.88

Finding the Fourth Proportional to 1,370,419.26, 2,054,272.86 and 649,493.88

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Solution

The fourth proportional to 1,370,419.26, 2,054,272.86 and 649,493.88 is: 973,598.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,419.26 : 2,054,272.86 = 649,493.88 : x
  2. Step 2: Convert to fraction form
    1,370,419.26/2,054,272.86 = 649,493.88/x
  3. Step 3: Cross multiply
    1,370,419.26x = 2,054,272.86 × 649,493.88
  4. Step 4: Simplify right side
    1,370,419.26x = 1,334,237,650,420.10
  5. Step 5: Solve for x
    x = 1,334,237,650,420.10/1,370,419.26
  6. Step 6: Final answer
    x = 973,598.15

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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.