Home / 1,061,300.31-1,590,621.72-835,770

Finding the Fourth Proportional to 1,061,300.31, 1,590,621.72 and 835,770

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Solution

The fourth proportional to 1,061,300.31, 1,590,621.72 and 835,770 is: 1,252,608.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,300.31 : 1,590,621.72 = 835,770 : x
  2. Step 2: Convert to fraction form
    1,061,300.31/1,590,621.72 = 835,770/x
  3. Step 3: Cross multiply
    1,061,300.31x = 1,590,621.72 × 835,770
  4. Step 4: Simplify right side
    1,061,300.31x = 1,329,393,914,924.40
  5. Step 5: Solve for x
    x = 1,329,393,914,924.40/1,061,300.31
  6. Step 6: Final answer
    x = 1,252,608.62

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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.