Home / 1,007,219.80-1,510,829.70-376,100.20

Finding the Fourth Proportional to 1,007,219.80, 1,510,829.70 and 376,100.20

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Solution

The fourth proportional to 1,007,219.80, 1,510,829.70 and 376,100.20 is: 564,150.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,219.80 : 1,510,829.70 = 376,100.20 : x
  2. Step 2: Convert to fraction form
    1,007,219.80/1,510,829.70 = 376,100.20/x
  3. Step 3: Cross multiply
    1,007,219.80x = 1,510,829.70 × 376,100.20
  4. Step 4: Simplify right side
    1,007,219.80x = 568,223,352,335.94
  5. Step 5: Solve for x
    x = 568,223,352,335.94/1,007,219.80
  6. Step 6: Final answer
    x = 564,150.30

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1.5x scale

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.