Home / 1,761,730.83-2,431,283.76-987,610.32

Finding the Fourth Proportional to 1,761,730.83, 2,431,283.76 and 987,610.32

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Solution

The fourth proportional to 1,761,730.83, 2,431,283.76 and 987,610.32 is: 1,362,955.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,730.83 : 2,431,283.76 = 987,610.32 : x
  2. Step 2: Convert to fraction form
    1,761,730.83/2,431,283.76 = 987,610.32/x
  3. Step 3: Cross multiply
    1,761,730.83x = 2,431,283.76 × 987,610.32
  4. Step 4: Simplify right side
    1,761,730.83x = 2,401,160,932,224.40
  5. Step 5: Solve for x
    x = 2,401,160,932,224.40/1,761,730.83
  6. Step 6: Final answer
    x = 1,362,955.62

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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.