Home / 1,252,473.54-1,728,397.98-679,509.52

Finding the Fourth Proportional to 1,252,473.54, 1,728,397.98 and 679,509.52

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Solution

The fourth proportional to 1,252,473.54, 1,728,397.98 and 679,509.52 is: 937,714.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,473.54 : 1,728,397.98 = 679,509.52 : x
  2. Step 2: Convert to fraction form
    1,252,473.54/1,728,397.98 = 679,509.52/x
  3. Step 3: Cross multiply
    1,252,473.54x = 1,728,397.98 × 679,509.52
  4. Step 4: Simplify right side
    1,252,473.54x = 1,174,462,881,758.77
  5. Step 5: Solve for x
    x = 1,174,462,881,758.77/1,252,473.54
  6. Step 6: Final answer
    x = 937,714.73

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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.