Home / 2,719,411.10-4,080,283.05-1,389,715.10

Finding the Fourth Proportional to 2,719,411.10, 4,080,283.05 and 1,389,715.10

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Solution

The fourth proportional to 2,719,411.10, 4,080,283.05 and 1,389,715.10 is: 2,085,168.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719,411.10 : 4,080,283.05 = 1,389,715.10 : x
  2. Step 2: Convert to fraction form
    2,719,411.10/4,080,283.05 = 1,389,715.10/x
  3. Step 3: Cross multiply
    2,719,411.10x = 4,080,283.05 × 1,389,715.10
  4. Step 4: Simplify right side
    2,719,411.10x = 5,670,430,966,859.06
  5. Step 5: Solve for x
    x = 5,670,430,966,859.06/2,719,411.10
  6. Step 6: Final answer
    x = 2,085,168.72

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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.