Home / 1,156,102.80-1,734,121.80-525,015.60

Finding the Fourth Proportional to 1,156,102.80, 1,734,121.80 and 525,015.60

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Solution

The fourth proportional to 1,156,102.80, 1,734,121.80 and 525,015.60 is: 787,508.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,102.80 : 1,734,121.80 = 525,015.60 : x
  2. Step 2: Convert to fraction form
    1,156,102.80/1,734,121.80 = 525,015.60/x
  3. Step 3: Cross multiply
    1,156,102.80x = 1,734,121.80 × 525,015.60
  4. Step 4: Simplify right side
    1,156,102.80x = 910,440,997,300.08
  5. Step 5: Solve for x
    x = 910,440,997,300.08/1,156,102.80
  6. Step 6: Final answer
    x = 787,508.69

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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.