Home / 1,369,657.81-2,054,766.91-470,982.79

Finding the Fourth Proportional to 1,369,657.81, 2,054,766.91 and 470,982.79

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Solution

The fourth proportional to 1,369,657.81, 2,054,766.91 and 470,982.79 is: 706,570.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,657.81 : 2,054,766.91 = 470,982.79 : x
  2. Step 2: Convert to fraction form
    1,369,657.81/2,054,766.91 = 470,982.79/x
  3. Step 3: Cross multiply
    1,369,657.81x = 2,054,766.91 × 470,982.79
  4. Step 4: Simplify right side
    1,369,657.81x = 967,759,852,071.48
  5. Step 5: Solve for x
    x = 967,759,852,071.48/1,369,657.81
  6. Step 6: Final answer
    x = 706,570.54

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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.