Home / 2,258,042.47-3,114,681.23-1,339,621.40

Finding the Fourth Proportional to 2,258,042.47, 3,114,681.23 and 1,339,621.40

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Solution

The fourth proportional to 2,258,042.47, 3,114,681.23 and 1,339,621.40 is: 1,847,836.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,042.47 : 3,114,681.23 = 1,339,621.40 : x
  2. Step 2: Convert to fraction form
    2,258,042.47/3,114,681.23 = 1,339,621.40/x
  3. Step 3: Cross multiply
    2,258,042.47x = 3,114,681.23 × 1,339,621.40
  4. Step 4: Simplify right side
    2,258,042.47x = 4,172,493,641,022.08
  5. Step 5: Solve for x
    x = 4,172,493,641,022.08/2,258,042.47
  6. Step 6: Final answer
    x = 1,847,836.66

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1.5x scale

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.