Home / 1,473,155-2,209,726.38-408,194

Finding the Fourth Proportional to 1,473,155, 2,209,726.38 and 408,194

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Solution

The fourth proportional to 1,473,155, 2,209,726.38 and 408,194 is: 612,289.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,155 : 2,209,726.38 = 408,194 : x
  2. Step 2: Convert to fraction form
    1,473,155/2,209,726.38 = 408,194/x
  3. Step 3: Cross multiply
    1,473,155x = 2,209,726.38 × 408,194
  4. Step 4: Simplify right side
    1,473,155x = 901,997,049,957.72
  5. Step 5: Solve for x
    x = 901,997,049,957.72/1,473,155
  6. Step 6: Final answer
    x = 612,289.30

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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.