Home / 1,158,361.45-1,597,590.99-815,332.93

Finding the Fourth Proportional to 1,158,361.45, 1,597,590.99 and 815,332.93

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Solution

The fourth proportional to 1,158,361.45, 1,597,590.99 and 815,332.93 is: 1,124,492.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,361.45 : 1,597,590.99 = 815,332.93 : x
  2. Step 2: Convert to fraction form
    1,158,361.45/1,597,590.99 = 815,332.93/x
  3. Step 3: Cross multiply
    1,158,361.45x = 1,597,590.99 × 815,332.93
  4. Step 4: Simplify right side
    1,158,361.45x = 1,302,568,538,824.32
  5. Step 5: Solve for x
    x = 1,302,568,538,824.32/1,158,361.45
  6. Step 6: Final answer
    x = 1,124,492.31

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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.