Home / 1,141,678.88-1,575,623.48-632,381.64

Finding the Fourth Proportional to 1,141,678.88, 1,575,623.48 and 632,381.64

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Solution

The fourth proportional to 1,141,678.88, 1,575,623.48 and 632,381.64 is: 872,745.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,678.88 : 1,575,623.48 = 632,381.64 : x
  2. Step 2: Convert to fraction form
    1,141,678.88/1,575,623.48 = 632,381.64/x
  3. Step 3: Cross multiply
    1,141,678.88x = 1,575,623.48 × 632,381.64
  4. Step 4: Simplify right side
    1,141,678.88x = 996,395,360,304.91
  5. Step 5: Solve for x
    x = 996,395,360,304.91/1,141,678.88
  6. Step 6: Final answer
    x = 872,745.72

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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.