Home / 1,310,786.89-1,966,176.45-590,285.07

Finding the Fourth Proportional to 1,310,786.89, 1,966,176.45 and 590,285.07

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Solution

The fourth proportional to 1,310,786.89, 1,966,176.45 and 590,285.07 is: 885,425.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,786.89 : 1,966,176.45 = 590,285.07 : x
  2. Step 2: Convert to fraction form
    1,310,786.89/1,966,176.45 = 590,285.07/x
  3. Step 3: Cross multiply
    1,310,786.89x = 1,966,176.45 × 590,285.07
  4. Step 4: Simplify right side
    1,310,786.89x = 1,160,604,603,420.60
  5. Step 5: Solve for x
    x = 1,160,604,603,420.60/1,310,786.89
  6. Step 6: Final answer
    x = 885,425.86

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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.