Home / 1,302,369.04-1,797,282.84-721,609.93

Finding the Fourth Proportional to 1,302,369.04, 1,797,282.84 and 721,609.93

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Solution

The fourth proportional to 1,302,369.04, 1,797,282.84 and 721,609.93 is: 995,829.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,369.04 : 1,797,282.84 = 721,609.93 : x
  2. Step 2: Convert to fraction form
    1,302,369.04/1,797,282.84 = 721,609.93/x
  3. Step 3: Cross multiply
    1,302,369.04x = 1,797,282.84 × 721,609.93
  4. Step 4: Simplify right side
    1,302,369.04x = 1,296,937,144,362.60
  5. Step 5: Solve for x
    x = 1,296,937,144,362.60/1,302,369.04
  6. Step 6: Final answer
    x = 995,829.22

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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.