Home / 1,097,153.85-1,513,410.26-724,619.05

Finding the Fourth Proportional to 1,097,153.85, 1,513,410.26 and 724,619.05

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Solution

The fourth proportional to 1,097,153.85, 1,513,410.26 and 724,619.05 is: 999,537.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,153.85 : 1,513,410.26 = 724,619.05 : x
  2. Step 2: Convert to fraction form
    1,097,153.85/1,513,410.26 = 724,619.05/x
  3. Step 3: Cross multiply
    1,097,153.85x = 1,513,410.26 × 724,619.05
  4. Step 4: Simplify right side
    1,097,153.85x = 1,096,645,910,043.75
  5. Step 5: Solve for x
    x = 1,096,645,910,043.75/1,097,153.85
  6. Step 6: Final answer
    x = 999,537.04

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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.