Home / 1,495,621.85-2,063,947.37-816,558.35

Finding the Fourth Proportional to 1,495,621.85, 2,063,947.37 and 816,558.35

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Solution

The fourth proportional to 1,495,621.85, 2,063,947.37 and 816,558.35 is: 1,126,844.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,621.85 : 2,063,947.37 = 816,558.35 : x
  2. Step 2: Convert to fraction form
    1,495,621.85/2,063,947.37 = 816,558.35/x
  3. Step 3: Cross multiply
    1,495,621.85x = 2,063,947.37 × 816,558.35
  4. Step 4: Simplify right side
    1,495,621.85x = 1,685,333,444,531.51
  5. Step 5: Solve for x
    x = 1,685,333,444,531.51/1,495,621.85
  6. Step 6: Final answer
    x = 1,126,844.63

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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.