Home / 1,672,707.83-2,308,291.87-984,420.19

Finding the Fourth Proportional to 1,672,707.83, 2,308,291.87 and 984,420.19

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Solution

The fourth proportional to 1,672,707.83, 2,308,291.87 and 984,420.19 is: 1,358,473.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,707.83 : 2,308,291.87 = 984,420.19 : x
  2. Step 2: Convert to fraction form
    1,672,707.83/2,308,291.87 = 984,420.19/x
  3. Step 3: Cross multiply
    1,672,707.83x = 2,308,291.87 × 984,420.19
  4. Step 4: Simplify right side
    1,672,707.83x = 2,272,329,121,240.86
  5. Step 5: Solve for x
    x = 2,272,329,121,240.86/1,672,707.83
  6. Step 6: Final answer
    x = 1,358,473.42

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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.