Home / 1,816,620.96-2,507,133.96-1,000,908.30

Finding the Fourth Proportional to 1,816,620.96, 2,507,133.96 and 1,000,908.30

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Solution

The fourth proportional to 1,816,620.96, 2,507,133.96 and 1,000,908.30 is: 1,381,362.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,620.96 : 2,507,133.96 = 1,000,908.30 : x
  2. Step 2: Convert to fraction form
    1,816,620.96/2,507,133.96 = 1,000,908.30/x
  3. Step 3: Cross multiply
    1,816,620.96x = 2,507,133.96 × 1,000,908.30
  4. Step 4: Simplify right side
    1,816,620.96x = 2,509,411,189,775.87
  5. Step 5: Solve for x
    x = 2,509,411,189,775.87/1,816,620.96
  6. Step 6: Final answer
    x = 1,381,362.01

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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.