Home / 1,190,065.58-1,642,059.38-706,782.32

Finding the Fourth Proportional to 1,190,065.58, 1,642,059.38 and 706,782.32

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Solution

The fourth proportional to 1,190,065.58, 1,642,059.38 and 706,782.32 is: 975,222.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,065.58 : 1,642,059.38 = 706,782.32 : x
  2. Step 2: Convert to fraction form
    1,190,065.58/1,642,059.38 = 706,782.32/x
  3. Step 3: Cross multiply
    1,190,065.58x = 1,642,059.38 × 706,782.32
  4. Step 4: Simplify right side
    1,190,065.58x = 1,160,578,538,174.16
  5. Step 5: Solve for x
    x = 1,160,578,538,174.16/1,190,065.58
  6. Step 6: Final answer
    x = 975,222.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.