Home / 1,242,521.62-1,863,784.32-377,964.16

Finding the Fourth Proportional to 1,242,521.62, 1,863,784.32 and 377,964.16

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Solution

The fourth proportional to 1,242,521.62, 1,863,784.32 and 377,964.16 is: 566,946.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,521.62 : 1,863,784.32 = 377,964.16 : x
  2. Step 2: Convert to fraction form
    1,242,521.62/1,863,784.32 = 377,964.16/x
  3. Step 3: Cross multiply
    1,242,521.62x = 1,863,784.32 × 377,964.16
  4. Step 4: Simplify right side
    1,242,521.62x = 704,443,674,929.97
  5. Step 5: Solve for x
    x = 704,443,674,929.97/1,242,521.62
  6. Step 6: Final answer
    x = 566,946.81

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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.