Home / 936,131.40-1,404,984.83-877,082.40

Finding the Fourth Proportional to 936,131.40, 1,404,984.83 and 877,082.40

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Solution

The fourth proportional to 936,131.40, 1,404,984.83 and 877,082.40 is: 1,316,361.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,131.40 : 1,404,984.83 = 877,082.40 : x
  2. Step 2: Convert to fraction form
    936,131.40/1,404,984.83 = 877,082.40/x
  3. Step 3: Cross multiply
    936,131.40x = 1,404,984.83 × 877,082.40
  4. Step 4: Simplify right side
    936,131.40x = 1,232,287,462,274.58
  5. Step 5: Solve for x
    x = 1,232,287,462,274.58/936,131.40
  6. Step 6: Final answer
    x = 1,316,361.64

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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.