Home / 1,042,516.13-1,438,662.53-589,807.13

Finding the Fourth Proportional to 1,042,516.13, 1,438,662.53 and 589,807.13

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Solution

The fourth proportional to 1,042,516.13, 1,438,662.53 and 589,807.13 is: 813,928.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,516.13 : 1,438,662.53 = 589,807.13 : x
  2. Step 2: Convert to fraction form
    1,042,516.13/1,438,662.53 = 589,807.13/x
  3. Step 3: Cross multiply
    1,042,516.13x = 1,438,662.53 × 589,807.13
  4. Step 4: Simplify right side
    1,042,516.13x = 848,533,407,715.49
  5. Step 5: Solve for x
    x = 848,533,407,715.49/1,042,516.13
  6. Step 6: Final answer
    x = 813,928.33

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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.