Home / 1,340,005.68-1,849,499.46-824,202.81

Finding the Fourth Proportional to 1,340,005.68, 1,849,499.46 and 824,202.81

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Solution

The fourth proportional to 1,340,005.68, 1,849,499.46 and 824,202.81 is: 1,137,579.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,005.68 : 1,849,499.46 = 824,202.81 : x
  2. Step 2: Convert to fraction form
    1,340,005.68/1,849,499.46 = 824,202.81/x
  3. Step 3: Cross multiply
    1,340,005.68x = 1,849,499.46 × 824,202.81
  4. Step 4: Simplify right side
    1,340,005.68x = 1,524,362,652,025.48
  5. Step 5: Solve for x
    x = 1,524,362,652,025.48/1,340,005.68
  6. Step 6: Final answer
    x = 1,137,579.25

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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.