Home / 903,912.04-1,247,734.02-776,074.60

Finding the Fourth Proportional to 903,912.04, 1,247,734.02 and 776,074.60

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Solution

The fourth proportional to 903,912.04, 1,247,734.02 and 776,074.60 is: 1,071,270.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,912.04 : 1,247,734.02 = 776,074.60 : x
  2. Step 2: Convert to fraction form
    903,912.04/1,247,734.02 = 776,074.60/x
  3. Step 3: Cross multiply
    903,912.04x = 1,247,734.02 × 776,074.60
  4. Step 4: Simplify right side
    903,912.04x = 968,334,680,477.89
  5. Step 5: Solve for x
    x = 968,334,680,477.89/903,912.04
  6. Step 6: Final answer
    x = 1,071,270.92

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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.