Home / 2,764,929.40-4,146,771.70-992,001.40

Finding the Fourth Proportional to 2,764,929.40, 4,146,771.70 and 992,001.40

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Solution

The fourth proportional to 2,764,929.40, 4,146,771.70 and 992,001.40 is: 1,487,778.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764,929.40 : 4,146,771.70 = 992,001.40 : x
  2. Step 2: Convert to fraction form
    2,764,929.40/4,146,771.70 = 992,001.40/x
  3. Step 3: Cross multiply
    2,764,929.40x = 4,146,771.70 × 992,001.40
  4. Step 4: Simplify right side
    2,764,929.40x = 4,113,603,331,880.38
  5. Step 5: Solve for x
    x = 4,113,603,331,880.38/2,764,929.40
  6. Step 6: Final answer
    x = 1,487,778.80

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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.