Home / 1,105,903.10-1,525,837.88-713,269.92

Finding the Fourth Proportional to 1,105,903.10, 1,525,837.88 and 713,269.92

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Solution

The fourth proportional to 1,105,903.10, 1,525,837.88 and 713,269.92 is: 984,113.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,903.10 : 1,525,837.88 = 713,269.92 : x
  2. Step 2: Convert to fraction form
    1,105,903.10/1,525,837.88 = 713,269.92/x
  3. Step 3: Cross multiply
    1,105,903.10x = 1,525,837.88 × 713,269.92
  4. Step 4: Simplify right side
    1,105,903.10x = 1,088,334,259,034.22
  5. Step 5: Solve for x
    x = 1,088,334,259,034.22/1,105,903.10
  6. Step 6: Final answer
    x = 984,113.58

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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.