Home / 1,252,585.22-1,878,078.62-825,628.10

Finding the Fourth Proportional to 1,252,585.22, 1,878,078.62 and 825,628.10

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Solution

The fourth proportional to 1,252,585.22, 1,878,078.62 and 825,628.10 is: 1,237,915.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,585.22 : 1,878,078.62 = 825,628.10 : x
  2. Step 2: Convert to fraction form
    1,252,585.22/1,878,078.62 = 825,628.10/x
  3. Step 3: Cross multiply
    1,252,585.22x = 1,878,078.62 × 825,628.10
  4. Step 4: Simplify right side
    1,252,585.22x = 1,550,594,482,681.22
  5. Step 5: Solve for x
    x = 1,550,594,482,681.22/1,252,585.22
  6. Step 6: Final answer
    x = 1,237,915.36

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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.