Home / 1,124,321.46-1,686,237.90-355,878.90

Finding the Fourth Proportional to 1,124,321.46, 1,686,237.90 and 355,878.90

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Solution

The fourth proportional to 1,124,321.46, 1,686,237.90 and 355,878.90 is: 533,741.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,321.46 : 1,686,237.90 = 355,878.90 : x
  2. Step 2: Convert to fraction form
    1,124,321.46/1,686,237.90 = 355,878.90/x
  3. Step 3: Cross multiply
    1,124,321.46x = 1,686,237.90 × 355,878.90
  4. Step 4: Simplify right side
    1,124,321.46x = 600,096,488,990.31
  5. Step 5: Solve for x
    x = 600,096,488,990.31/1,124,321.46
  6. Step 6: Final answer
    x = 533,741.03

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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.