Home / 3,098,176.43-4,645,660.64-1,390,849.79

Finding the Fourth Proportional to 3,098,176.43, 4,645,660.64 and 1,390,849.79

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Solution

The fourth proportional to 3,098,176.43, 4,645,660.64 and 1,390,849.79 is: 2,085,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098,176.43 : 4,645,660.64 = 1,390,849.79 : x
  2. Step 2: Convert to fraction form
    3,098,176.43/4,645,660.64 = 1,390,849.79/x
  3. Step 3: Cross multiply
    3,098,176.43x = 4,645,660.64 × 1,390,849.79
  4. Step 4: Simplify right side
    3,098,176.43x = 6,461,416,095,372.71
  5. Step 5: Solve for x
    x = 6,461,416,095,372.71/3,098,176.43
  6. Step 6: Final answer
    x = 2,085,554.60

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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.