Home / 1,816,222.07-2,506,293.82-1,000,408.19

Finding the Fourth Proportional to 1,816,222.07, 2,506,293.82 and 1,000,408.19

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Solution

The fourth proportional to 1,816,222.07, 2,506,293.82 and 1,000,408.19 is: 1,380,512.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,222.07 : 2,506,293.82 = 1,000,408.19 : x
  2. Step 2: Convert to fraction form
    1,816,222.07/2,506,293.82 = 1,000,408.19/x
  3. Step 3: Cross multiply
    1,816,222.07x = 2,506,293.82 × 1,000,408.19
  4. Step 4: Simplify right side
    1,816,222.07x = 2,507,316,864,074.39
  5. Step 5: Solve for x
    x = 2,507,316,864,074.39/1,816,222.07
  6. Step 6: Final answer
    x = 1,380,512.28

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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.