Home / 2,391,187.69-3,299,812.18-1,303,435.45

Finding the Fourth Proportional to 2,391,187.69, 3,299,812.18 and 1,303,435.45

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Solution

The fourth proportional to 2,391,187.69, 3,299,812.18 and 1,303,435.45 is: 1,798,726.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391,187.69 : 3,299,812.18 = 1,303,435.45 : x
  2. Step 2: Convert to fraction form
    2,391,187.69/3,299,812.18 = 1,303,435.45/x
  3. Step 3: Cross multiply
    2,391,187.69x = 3,299,812.18 × 1,303,435.45
  4. Step 4: Simplify right side
    2,391,187.69x = 4,301,092,173,753.78
  5. Step 5: Solve for x
    x = 4,301,092,173,753.78/2,391,187.69
  6. Step 6: Final answer
    x = 1,798,726.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.