Home / 2,143,047.16-2,957,586.60-1,176,341.20

Finding the Fourth Proportional to 2,143,047.16, 2,957,586.60 and 1,176,341.20

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Solution

The fourth proportional to 2,143,047.16, 2,957,586.60 and 1,176,341.20 is: 1,623,450.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,047.16 : 2,957,586.60 = 1,176,341.20 : x
  2. Step 2: Convert to fraction form
    2,143,047.16/2,957,586.60 = 1,176,341.20/x
  3. Step 3: Cross multiply
    2,143,047.16x = 2,957,586.60 × 1,176,341.20
  4. Step 4: Simplify right side
    2,143,047.16x = 3,479,130,970,147.92
  5. Step 5: Solve for x
    x = 3,479,130,970,147.92/2,143,047.16
  6. Step 6: Final answer
    x = 1,623,450.49

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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.