Home / 1,180,830.80-1,768,621.80-913,725.20

Finding the Fourth Proportional to 1,180,830.80, 1,768,621.80 and 913,725.20

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Solution

The fourth proportional to 1,180,830.80, 1,768,621.80 and 913,725.20 is: 1,368,557.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,830.80 : 1,768,621.80 = 913,725.20 : x
  2. Step 2: Convert to fraction form
    1,180,830.80/1,768,621.80 = 913,725.20/x
  3. Step 3: Cross multiply
    1,180,830.80x = 1,768,621.80 × 913,725.20
  4. Step 4: Simplify right side
    1,180,830.80x = 1,616,034,307,929.36
  5. Step 5: Solve for x
    x = 1,616,034,307,929.36/1,180,830.80
  6. Step 6: Final answer
    x = 1,368,557.04

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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.