Home / 1,556,029.60-2,145,241.20-1,167,192.16

Finding the Fourth Proportional to 1,556,029.60, 2,145,241.20 and 1,167,192.16

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Solution

The fourth proportional to 1,556,029.60, 2,145,241.20 and 1,167,192.16 is: 1,609,165.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,029.60 : 2,145,241.20 = 1,167,192.16 : x
  2. Step 2: Convert to fraction form
    1,556,029.60/2,145,241.20 = 1,167,192.16/x
  3. Step 3: Cross multiply
    1,556,029.60x = 2,145,241.20 × 1,167,192.16
  4. Step 4: Simplify right side
    1,556,029.60x = 2,503,908,709,948.99
  5. Step 5: Solve for x
    x = 2,503,908,709,948.99/1,556,029.60
  6. Step 6: Final answer
    x = 1,609,165.22

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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.