Home / 1,134,417.80-1,702,282.80-424,517.60

Finding the Fourth Proportional to 1,134,417.80, 1,702,282.80 and 424,517.60

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Solution

The fourth proportional to 1,134,417.80, 1,702,282.80 and 424,517.60 is: 637,021.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,417.80 : 1,702,282.80 = 424,517.60 : x
  2. Step 2: Convert to fraction form
    1,134,417.80/1,702,282.80 = 424,517.60/x
  3. Step 3: Cross multiply
    1,134,417.80x = 1,702,282.80 × 424,517.60
  4. Step 4: Simplify right side
    1,134,417.80x = 722,649,008,777.28
  5. Step 5: Solve for x
    x = 722,649,008,777.28/1,134,417.80
  6. Step 6: Final answer
    x = 637,021.92

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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.