Home / 1,820,865.98-2,731,627.01-756,015.68

Finding the Fourth Proportional to 1,820,865.98, 2,731,627.01 and 756,015.68

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Solution

The fourth proportional to 1,820,865.98, 2,731,627.01 and 756,015.68 is: 1,134,159.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,865.98 : 2,731,627.01 = 756,015.68 : x
  2. Step 2: Convert to fraction form
    1,820,865.98/2,731,627.01 = 756,015.68/x
  3. Step 3: Cross multiply
    1,820,865.98x = 2,731,627.01 × 756,015.68
  4. Step 4: Simplify right side
    1,820,865.98x = 2,065,152,839,703.42
  5. Step 5: Solve for x
    x = 2,065,152,839,703.42/1,820,865.98
  6. Step 6: Final answer
    x = 1,134,159.72

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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.