Home / 1,878,883.05-2,818,291.59-1,301,974.32

Finding the Fourth Proportional to 1,878,883.05, 2,818,291.59 and 1,301,974.32

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Solution

The fourth proportional to 1,878,883.05, 2,818,291.59 and 1,301,974.32 is: 1,952,938.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,883.05 : 2,818,291.59 = 1,301,974.32 : x
  2. Step 2: Convert to fraction form
    1,878,883.05/2,818,291.59 = 1,301,974.32/x
  3. Step 3: Cross multiply
    1,878,883.05x = 2,818,291.59 × 1,301,974.32
  4. Step 4: Simplify right side
    1,878,883.05x = 3,669,343,276,451.97
  5. Step 5: Solve for x
    x = 3,669,343,276,451.97/1,878,883.05
  6. Step 6: Final answer
    x = 1,952,938.62

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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.