Home / 2,716,583.10-4,074,874.65-1,635,986.40

Finding the Fourth Proportional to 2,716,583.10, 4,074,874.65 and 1,635,986.40

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Solution

The fourth proportional to 2,716,583.10, 4,074,874.65 and 1,635,986.40 is: 2,453,979.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716,583.10 : 4,074,874.65 = 1,635,986.40 : x
  2. Step 2: Convert to fraction form
    2,716,583.10/4,074,874.65 = 1,635,986.40/x
  3. Step 3: Cross multiply
    2,716,583.10x = 4,074,874.65 × 1,635,986.40
  4. Step 4: Simplify right side
    2,716,583.10x = 6,666,439,509,104.76
  5. Step 5: Solve for x
    x = 6,666,439,509,104.76/2,716,583.10
  6. Step 6: Final answer
    x = 2,453,979.60

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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.