Home / 1,617,204.60-2,426,390.10-670,865.40

Finding the Fourth Proportional to 1,617,204.60, 2,426,390.10 and 670,865.40

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Solution

The fourth proportional to 1,617,204.60, 2,426,390.10 and 670,865.40 is: 1,006,540.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,204.60 : 2,426,390.10 = 670,865.40 : x
  2. Step 2: Convert to fraction form
    1,617,204.60/2,426,390.10 = 670,865.40/x
  3. Step 3: Cross multiply
    1,617,204.60x = 2,426,390.10 × 670,865.40
  4. Step 4: Simplify right side
    1,617,204.60x = 1,627,781,164,992.54
  5. Step 5: Solve for x
    x = 1,627,781,164,992.54/1,617,204.60
  6. Step 6: Final answer
    x = 1,006,540.03

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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.