Home / 1,345,852.35-1,857,898.17-829,698.48

Finding the Fourth Proportional to 1,345,852.35, 1,857,898.17 and 829,698.48

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Solution

The fourth proportional to 1,345,852.35, 1,857,898.17 and 829,698.48 is: 1,145,367.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,852.35 : 1,857,898.17 = 829,698.48 : x
  2. Step 2: Convert to fraction form
    1,345,852.35/1,857,898.17 = 829,698.48/x
  3. Step 3: Cross multiply
    1,345,852.35x = 1,857,898.17 × 829,698.48
  4. Step 4: Simplify right side
    1,345,852.35x = 1,541,495,287,643.78
  5. Step 5: Solve for x
    x = 1,541,495,287,643.78/1,345,852.35
  6. Step 6: Final answer
    x = 1,145,367.31

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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.