Home / 1,534,397.32-2,117,468.44-855,333.82

Finding the Fourth Proportional to 1,534,397.32, 2,117,468.44 and 855,333.82

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Solution

The fourth proportional to 1,534,397.32, 2,117,468.44 and 855,333.82 is: 1,180,360.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,397.32 : 2,117,468.44 = 855,333.82 : x
  2. Step 2: Convert to fraction form
    1,534,397.32/2,117,468.44 = 855,333.82/x
  3. Step 3: Cross multiply
    1,534,397.32x = 2,117,468.44 × 855,333.82
  4. Step 4: Simplify right side
    1,534,397.32x = 1,811,142,369,514.64
  5. Step 5: Solve for x
    x = 1,811,142,369,514.64/1,534,397.32
  6. Step 6: Final answer
    x = 1,180,360.75

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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.