Home / 1,470,818.67-2,206,233.77-972,071.79

Finding the Fourth Proportional to 1,470,818.67, 2,206,233.77 and 972,071.79

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Solution

The fourth proportional to 1,470,818.67, 2,206,233.77 and 972,071.79 is: 1,458,111.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,818.67 : 2,206,233.77 = 972,071.79 : x
  2. Step 2: Convert to fraction form
    1,470,818.67/2,206,233.77 = 972,071.79/x
  3. Step 3: Cross multiply
    1,470,818.67x = 2,206,233.77 × 972,071.79
  4. Step 4: Simplify right side
    1,470,818.67x = 2,144,617,605,101.99
  5. Step 5: Solve for x
    x = 2,144,617,605,101.99/1,470,818.67
  6. Step 6: Final answer
    x = 1,458,111.49

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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.