Home / 1,558,421.78-2,333,409.93-808,893.14

Finding the Fourth Proportional to 1,558,421.78, 2,333,409.93 and 808,893.14

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Solution

The fourth proportional to 1,558,421.78, 2,333,409.93 and 808,893.14 is: 1,211,147.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,421.78 : 2,333,409.93 = 808,893.14 : x
  2. Step 2: Convert to fraction form
    1,558,421.78/2,333,409.93 = 808,893.14/x
  3. Step 3: Cross multiply
    1,558,421.78x = 2,333,409.93 × 808,893.14
  4. Step 4: Simplify right side
    1,558,421.78x = 1,887,479,273,517.83
  5. Step 5: Solve for x
    x = 1,887,479,273,517.83/1,558,421.78
  6. Step 6: Final answer
    x = 1,211,147.91

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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.