Home / 2,716,618.20-4,075,515.38-823,502.40

Finding the Fourth Proportional to 2,716,618.20, 4,075,515.38 and 823,502.40

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Solution

The fourth proportional to 2,716,618.20, 4,075,515.38 and 823,502.40 is: 1,235,431.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716,618.20 : 4,075,515.38 = 823,502.40 : x
  2. Step 2: Convert to fraction form
    2,716,618.20/4,075,515.38 = 823,502.40/x
  3. Step 3: Cross multiply
    2,716,618.20x = 4,075,515.38 × 823,502.40
  4. Step 4: Simplify right side
    2,716,618.20x = 3,356,196,696,666.91
  5. Step 5: Solve for x
    x = 3,356,196,696,666.91/2,716,618.20
  6. Step 6: Final answer
    x = 1,235,431.87

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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.