Home / 1,825,657.36-2,519,213.28-1,009,731.40

Finding the Fourth Proportional to 1,825,657.36, 2,519,213.28 and 1,009,731.40

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Solution

The fourth proportional to 1,825,657.36, 2,519,213.28 and 1,009,731.40 is: 1,393,322.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,657.36 : 2,519,213.28 = 1,009,731.40 : x
  2. Step 2: Convert to fraction form
    1,825,657.36/2,519,213.28 = 1,009,731.40/x
  3. Step 3: Cross multiply
    1,825,657.36x = 2,519,213.28 × 1,009,731.40
  4. Step 4: Simplify right side
    1,825,657.36x = 2,543,728,752,112.99
  5. Step 5: Solve for x
    x = 2,543,728,752,112.99/1,825,657.36
  6. Step 6: Final answer
    x = 1,393,322.10

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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.