Home / 3,820,088.36-5,729,509.65-1,123,783.18

Finding the Fourth Proportional to 3,820,088.36, 5,729,509.65 and 1,123,783.18

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Solution

The fourth proportional to 3,820,088.36, 5,729,509.65 and 1,123,783.18 is: 1,685,491.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,088.36 : 5,729,509.65 = 1,123,783.18 : x
  2. Step 2: Convert to fraction form
    3,820,088.36/5,729,509.65 = 1,123,783.18/x
  3. Step 3: Cross multiply
    3,820,088.36x = 5,729,509.65 × 1,123,783.18
  4. Step 4: Simplify right side
    3,820,088.36x = 6,438,726,574,317.69
  5. Step 5: Solve for x
    x = 6,438,726,574,317.69/3,820,088.36
  6. Step 6: Final answer
    x = 1,685,491.53

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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.