Home / 1,109,640.81-1,531,314.14-600,353.31

Finding the Fourth Proportional to 1,109,640.81, 1,531,314.14 and 600,353.31

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Solution

The fourth proportional to 1,109,640.81, 1,531,314.14 and 600,353.31 is: 828,492.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,640.81 : 1,531,314.14 = 600,353.31 : x
  2. Step 2: Convert to fraction form
    1,109,640.81/1,531,314.14 = 600,353.31/x
  3. Step 3: Cross multiply
    1,109,640.81x = 1,531,314.14 × 600,353.31
  4. Step 4: Simplify right side
    1,109,640.81x = 919,329,509,597.04
  5. Step 5: Solve for x
    x = 919,329,509,597.04/1,109,640.81
  6. Step 6: Final answer
    x = 828,492.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.