Home / 1,040,048.32-1,560,130.80-292,036

Finding the Fourth Proportional to 1,040,048.32, 1,560,130.80 and 292,036

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Solution

The fourth proportional to 1,040,048.32, 1,560,130.80 and 292,036 is: 438,070.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,048.32 : 1,560,130.80 = 292,036 : x
  2. Step 2: Convert to fraction form
    1,040,048.32/1,560,130.80 = 292,036/x
  3. Step 3: Cross multiply
    1,040,048.32x = 1,560,130.80 × 292,036
  4. Step 4: Simplify right side
    1,040,048.32x = 455,614,358,308.80
  5. Step 5: Solve for x
    x = 455,614,358,308.80/1,040,048.32
  6. Step 6: Final answer
    x = 438,070.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.