Home / 1,613,168.04-2,420,116.61-533,678.06

Finding the Fourth Proportional to 1,613,168.04, 2,420,116.61 and 533,678.06

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Solution

The fourth proportional to 1,613,168.04, 2,420,116.61 and 533,678.06 is: 800,637.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,168.04 : 2,420,116.61 = 533,678.06 : x
  2. Step 2: Convert to fraction form
    1,613,168.04/2,420,116.61 = 533,678.06/x
  3. Step 3: Cross multiply
    1,613,168.04x = 2,420,116.61 × 533,678.06
  4. Step 4: Simplify right side
    1,613,168.04x = 1,291,563,122,629.60
  5. Step 5: Solve for x
    x = 1,291,563,122,629.60/1,613,168.04
  6. Step 6: Final answer
    x = 800,637.68

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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.