Home / 2,390,590.40-3,298,918.32-1,302,838.52

Finding the Fourth Proportional to 2,390,590.40, 3,298,918.32 and 1,302,838.52

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Solution

The fourth proportional to 2,390,590.40, 3,298,918.32 and 1,302,838.52 is: 1,797,864.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,590.40 : 3,298,918.32 = 1,302,838.52 : x
  2. Step 2: Convert to fraction form
    2,390,590.40/3,298,918.32 = 1,302,838.52/x
  3. Step 3: Cross multiply
    2,390,590.40x = 3,298,918.32 × 1,302,838.52
  4. Step 4: Simplify right side
    2,390,590.40x = 4,297,957,861,629.69
  5. Step 5: Solve for x
    x = 4,297,957,861,629.69/2,390,590.40
  6. Step 6: Final answer
    x = 1,797,864.60

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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.