Home / 1,072,485.76-1,480,025.84-589,049.36

Finding the Fourth Proportional to 1,072,485.76, 1,480,025.84 and 589,049.36

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Solution

The fourth proportional to 1,072,485.76, 1,480,025.84 and 589,049.36 is: 812,885.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,485.76 : 1,480,025.84 = 589,049.36 : x
  2. Step 2: Convert to fraction form
    1,072,485.76/1,480,025.84 = 589,049.36/x
  3. Step 3: Cross multiply
    1,072,485.76x = 1,480,025.84 × 589,049.36
  4. Step 4: Simplify right side
    1,072,485.76x = 871,808,273,835.46
  5. Step 5: Solve for x
    x = 871,808,273,835.46/1,072,485.76
  6. Step 6: Final answer
    x = 812,885.64

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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.