Home / 1,139,069.69-1,711,708.46-606,970.97

Finding the Fourth Proportional to 1,139,069.69, 1,711,708.46 and 606,970.97

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Solution

The fourth proportional to 1,139,069.69, 1,711,708.46 and 606,970.97 is: 912,110.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,069.69 : 1,711,708.46 = 606,970.97 : x
  2. Step 2: Convert to fraction form
    1,139,069.69/1,711,708.46 = 606,970.97/x
  3. Step 3: Cross multiply
    1,139,069.69x = 1,711,708.46 × 606,970.97
  4. Step 4: Simplify right side
    1,139,069.69x = 1,038,957,332,730.01
  5. Step 5: Solve for x
    x = 1,038,957,332,730.01/1,139,069.69
  6. Step 6: Final answer
    x = 912,110.42

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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.