Home / 1,473,207-2,209,804.20-408,246

Finding the Fourth Proportional to 1,473,207, 2,209,804.20 and 408,246

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Solution

The fourth proportional to 1,473,207, 2,209,804.20 and 408,246 is: 612,367.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,207 : 2,209,804.20 = 408,246 : x
  2. Step 2: Convert to fraction form
    1,473,207/2,209,804.20 = 408,246/x
  3. Step 3: Cross multiply
    1,473,207x = 2,209,804.20 × 408,246
  4. Step 4: Simplify right side
    1,473,207x = 902,143,725,433.20
  5. Step 5: Solve for x
    x = 902,143,725,433.20/1,473,207
  6. Step 6: Final answer
    x = 612,367.25

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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.