Home / 4,788,918.90-7,183,359.45-1,423,125.90

Finding the Fourth Proportional to 4,788,918.90, 7,183,359.45 and 1,423,125.90

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Solution

The fourth proportional to 4,788,918.90, 7,183,359.45 and 1,423,125.90 is: 2,134,683.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788,918.90 : 7,183,359.45 = 1,423,125.90 : x
  2. Step 2: Convert to fraction form
    4,788,918.90/7,183,359.45 = 1,423,125.90/x
  3. Step 3: Cross multiply
    4,788,918.90x = 7,183,359.45 × 1,423,125.90
  4. Step 4: Simplify right side
    4,788,918.90x = 10,222,824,882,304.75
  5. Step 5: Solve for x
    x = 10,222,824,882,304.75/4,788,918.90
  6. Step 6: Final answer
    x = 2,134,683.23

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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.