Home / 1,047,986.95-1,572,369.69-727,970.23

Finding the Fourth Proportional to 1,047,986.95, 1,572,369.69 and 727,970.23

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Solution

The fourth proportional to 1,047,986.95, 1,572,369.69 and 727,970.23 is: 1,092,225.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,986.95 : 1,572,369.69 = 727,970.23 : x
  2. Step 2: Convert to fraction form
    1,047,986.95/1,572,369.69 = 727,970.23/x
  3. Step 3: Cross multiply
    1,047,986.95x = 1,572,369.69 × 727,970.23
  4. Step 4: Simplify right side
    1,047,986.95x = 1,144,638,324,874.33
  5. Step 5: Solve for x
    x = 1,144,638,324,874.33/1,047,986.95
  6. Step 6: Final answer
    x = 1,092,225.74

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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.