Home / 1,816,711.84-2,507,259.60-1,000,999.36

Finding the Fourth Proportional to 1,816,711.84, 2,507,259.60 and 1,000,999.36

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Solution

The fourth proportional to 1,816,711.84, 2,507,259.60 and 1,000,999.36 is: 1,381,487.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,711.84 : 2,507,259.60 = 1,000,999.36 : x
  2. Step 2: Convert to fraction form
    1,816,711.84/2,507,259.60 = 1,000,999.36/x
  3. Step 3: Cross multiply
    1,816,711.84x = 2,507,259.60 × 1,000,999.36
  4. Step 4: Simplify right side
    1,816,711.84x = 2,509,765,254,953.86
  5. Step 5: Solve for x
    x = 2,509,765,254,953.86/1,816,711.84
  6. Step 6: Final answer
    x = 1,381,487.81

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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.