Home / 1,252,980.34-1,879,049.28-454,094.62

Finding the Fourth Proportional to 1,252,980.34, 1,879,049.28 and 454,094.62

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Solution

The fourth proportional to 1,252,980.34, 1,879,049.28 and 454,094.62 is: 680,989.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,980.34 : 1,879,049.28 = 454,094.62 : x
  2. Step 2: Convert to fraction form
    1,252,980.34/1,879,049.28 = 454,094.62/x
  3. Step 3: Cross multiply
    1,252,980.34x = 1,879,049.28 × 454,094.62
  4. Step 4: Simplify right side
    1,252,980.34x = 853,266,168,762.87
  5. Step 5: Solve for x
    x = 853,266,168,762.87/1,252,980.34
  6. Step 6: Final answer
    x = 680,989.27

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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.