Home / 1,248,395.64-1,722,785.40-704,645.52

Finding the Fourth Proportional to 1,248,395.64, 1,722,785.40 and 704,645.52

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Solution

The fourth proportional to 1,248,395.64, 1,722,785.40 and 704,645.52 is: 972,410.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,395.64 : 1,722,785.40 = 704,645.52 : x
  2. Step 2: Convert to fraction form
    1,248,395.64/1,722,785.40 = 704,645.52/x
  3. Step 3: Cross multiply
    1,248,395.64x = 1,722,785.40 × 704,645.52
  4. Step 4: Simplify right side
    1,248,395.64x = 1,213,953,014,031.41
  5. Step 5: Solve for x
    x = 1,213,953,014,031.41/1,248,395.64
  6. Step 6: Final answer
    x = 972,410.49

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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.