Home / 1,007,609.44-1,390,514.16-554,933.92

Finding the Fourth Proportional to 1,007,609.44, 1,390,514.16 and 554,933.92

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Solution

The fourth proportional to 1,007,609.44, 1,390,514.16 and 554,933.92 is: 765,816.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,609.44 : 1,390,514.16 = 554,933.92 : x
  2. Step 2: Convert to fraction form
    1,007,609.44/1,390,514.16 = 554,933.92/x
  3. Step 3: Cross multiply
    1,007,609.44x = 1,390,514.16 × 554,933.92
  4. Step 4: Simplify right side
    1,007,609.44x = 771,643,473,624.31
  5. Step 5: Solve for x
    x = 771,643,473,624.31/1,007,609.44
  6. Step 6: Final answer
    x = 765,816.04

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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.