Home / 1,073,739.51-1,610,920.98-668,663.37

Finding the Fourth Proportional to 1,073,739.51, 1,610,920.98 and 668,663.37

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Solution

The fourth proportional to 1,073,739.51, 1,610,920.98 and 668,663.37 is: 1,003,189.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,739.51 : 1,610,920.98 = 668,663.37 : x
  2. Step 2: Convert to fraction form
    1,073,739.51/1,610,920.98 = 668,663.37/x
  3. Step 3: Cross multiply
    1,073,739.51x = 1,610,920.98 × 668,663.37
  4. Step 4: Simplify right side
    1,073,739.51x = 1,077,163,851,290.50
  5. Step 5: Solve for x
    x = 1,077,163,851,290.50/1,073,739.51
  6. Step 6: Final answer
    x = 1,003,189.17

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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.