Home / 1,313,908.04-1,970,857.74-316,636.04

Finding the Fourth Proportional to 1,313,908.04, 1,970,857.74 and 316,636.04

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Solution

The fourth proportional to 1,313,908.04, 1,970,857.74 and 316,636.04 is: 474,953.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,908.04 : 1,970,857.74 = 316,636.04 : x
  2. Step 2: Convert to fraction form
    1,313,908.04/1,970,857.74 = 316,636.04/x
  3. Step 3: Cross multiply
    1,313,908.04x = 1,970,857.74 × 316,636.04
  4. Step 4: Simplify right side
    1,313,908.04x = 624,044,590,196.95
  5. Step 5: Solve for x
    x = 624,044,590,196.95/1,313,908.04
  6. Step 6: Final answer
    x = 474,953.02

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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.