Home / 1,072,457.46-1,479,990.42-589,035.69

Finding the Fourth Proportional to 1,072,457.46, 1,479,990.42 and 589,035.69

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Solution

The fourth proportional to 1,072,457.46, 1,479,990.42 and 589,035.69 is: 812,868.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,457.46 : 1,479,990.42 = 589,035.69 : x
  2. Step 2: Convert to fraction form
    1,072,457.46/1,479,990.42 = 589,035.69/x
  3. Step 3: Cross multiply
    1,072,457.46x = 1,479,990.42 × 589,035.69
  4. Step 4: Simplify right side
    1,072,457.46x = 871,767,178,238.09
  5. Step 5: Solve for x
    x = 871,767,178,238.09/1,072,457.46
  6. Step 6: Final answer
    x = 812,868.77

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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.