Home / 1,248,849.44-1,874,021.52-538,877.51

Finding the Fourth Proportional to 1,248,849.44, 1,874,021.52 and 538,877.51

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Solution

The fourth proportional to 1,248,849.44, 1,874,021.52 and 538,877.51 is: 808,638.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,849.44 : 1,874,021.52 = 538,877.51 : x
  2. Step 2: Convert to fraction form
    1,248,849.44/1,874,021.52 = 538,877.51/x
  3. Step 3: Cross multiply
    1,248,849.44x = 1,874,021.52 × 538,877.51
  4. Step 4: Simplify right side
    1,248,849.44x = 1,009,868,047,031.09
  5. Step 5: Solve for x
    x = 1,009,868,047,031.09/1,248,849.44
  6. Step 6: Final answer
    x = 808,638.74

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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.