Home / 1,360,894.86-1,878,007.41-851,877.90

Finding the Fourth Proportional to 1,360,894.86, 1,878,007.41 and 851,877.90

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Solution

The fourth proportional to 1,360,894.86, 1,878,007.41 and 851,877.90 is: 1,175,574.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,894.86 : 1,878,007.41 = 851,877.90 : x
  2. Step 2: Convert to fraction form
    1,360,894.86/1,878,007.41 = 851,877.90/x
  3. Step 3: Cross multiply
    1,360,894.86x = 1,878,007.41 × 851,877.90
  4. Step 4: Simplify right side
    1,360,894.86x = 1,599,833,008,615.24
  5. Step 5: Solve for x
    x = 1,599,833,008,615.24/1,360,894.86
  6. Step 6: Final answer
    x = 1,175,574.29

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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.