Home / 1,007,764.24-1,390,714.67-555,055.24

Finding the Fourth Proportional to 1,007,764.24, 1,390,714.67 and 555,055.24

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Solution

The fourth proportional to 1,007,764.24, 1,390,714.67 and 555,055.24 is: 765,976.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,764.24 : 1,390,714.67 = 555,055.24 : x
  2. Step 2: Convert to fraction form
    1,007,764.24/1,390,714.67 = 555,055.24/x
  3. Step 3: Cross multiply
    1,007,764.24x = 1,390,714.67 × 555,055.24
  4. Step 4: Simplify right side
    1,007,764.24x = 771,923,464,928.37
  5. Step 5: Solve for x
    x = 771,923,464,928.37/1,007,764.24
  6. Step 6: Final answer
    x = 765,976.24

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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.