Home / 856,323.03-1,180,605.54-736,748.79

Finding the Fourth Proportional to 856,323.03, 1,180,605.54 and 736,748.79

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Solution

The fourth proportional to 856,323.03, 1,180,605.54 and 736,748.79 is: 1,015,749.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,323.03 : 1,180,605.54 = 736,748.79 : x
  2. Step 2: Convert to fraction form
    856,323.03/1,180,605.54 = 736,748.79/x
  3. Step 3: Cross multiply
    856,323.03x = 1,180,605.54 × 736,748.79
  4. Step 4: Simplify right side
    856,323.03x = 869,809,703,062.30
  5. Step 5: Solve for x
    x = 869,809,703,062.30/856,323.03
  6. Step 6: Final answer
    x = 1,015,749.52

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1.5x scale

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.