Home / 2,792,981.07-4,189,357.80-971,762.94

Finding the Fourth Proportional to 2,792,981.07, 4,189,357.80 and 971,762.94

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Solution

The fourth proportional to 2,792,981.07, 4,189,357.80 and 971,762.94 is: 1,457,604.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,981.07 : 4,189,357.80 = 971,762.94 : x
  2. Step 2: Convert to fraction form
    2,792,981.07/4,189,357.80 = 971,762.94/x
  3. Step 3: Cross multiply
    2,792,981.07x = 4,189,357.80 × 971,762.94
  4. Step 4: Simplify right side
    2,792,981.07x = 4,071,062,652,439.93
  5. Step 5: Solve for x
    x = 4,071,062,652,439.93/2,792,981.07
  6. Step 6: Final answer
    x = 1,457,604.81

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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.