Home / 1,314,613.76-1,972,033.56-461,612.09

Finding the Fourth Proportional to 1,314,613.76, 1,972,033.56 and 461,612.09

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Solution

The fourth proportional to 1,314,613.76, 1,972,033.56 and 461,612.09 is: 692,457.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,613.76 : 1,972,033.56 = 461,612.09 : x
  2. Step 2: Convert to fraction form
    1,314,613.76/1,972,033.56 = 461,612.09/x
  3. Step 3: Cross multiply
    1,314,613.76x = 1,972,033.56 × 461,612.09
  4. Step 4: Simplify right side
    1,314,613.76x = 910,314,533,181.74
  5. Step 5: Solve for x
    x = 910,314,533,181.74/1,314,613.76
  6. Step 6: Final answer
    x = 692,457.79

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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.