Home / 1,309,416.16-1,806,976.50-736,456.18

Finding the Fourth Proportional to 1,309,416.16, 1,806,976.50 and 736,456.18

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Solution

The fourth proportional to 1,309,416.16, 1,806,976.50 and 736,456.18 is: 1,016,299.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,416.16 : 1,806,976.50 = 736,456.18 : x
  2. Step 2: Convert to fraction form
    1,309,416.16/1,806,976.50 = 736,456.18/x
  3. Step 3: Cross multiply
    1,309,416.16x = 1,806,976.50 × 736,456.18
  4. Step 4: Simplify right side
    1,309,416.16x = 1,330,759,010,539.77
  5. Step 5: Solve for x
    x = 1,330,759,010,539.77/1,309,416.16
  6. Step 6: Final answer
    x = 1,016,299.52

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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.