Home / 1,175,057.76-1,762,042.32-949,864.80

Finding the Fourth Proportional to 1,175,057.76, 1,762,042.32 and 949,864.80

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Solution

The fourth proportional to 1,175,057.76, 1,762,042.32 and 949,864.80 is: 1,424,357.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,057.76 : 1,762,042.32 = 949,864.80 : x
  2. Step 2: Convert to fraction form
    1,175,057.76/1,762,042.32 = 949,864.80/x
  3. Step 3: Cross multiply
    1,175,057.76x = 1,762,042.32 × 949,864.80
  4. Step 4: Simplify right side
    1,175,057.76x = 1,673,701,975,878.34
  5. Step 5: Solve for x
    x = 1,673,701,975,878.34/1,175,057.76
  6. Step 6: Final answer
    x = 1,424,357.20

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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.