Home / 1,249,105.50-1,723,766.40-676,150.38

Finding the Fourth Proportional to 1,249,105.50, 1,723,766.40 and 676,150.38

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Solution

The fourth proportional to 1,249,105.50, 1,723,766.40 and 676,150.38 is: 933,087.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,105.50 : 1,723,766.40 = 676,150.38 : x
  2. Step 2: Convert to fraction form
    1,249,105.50/1,723,766.40 = 676,150.38/x
  3. Step 3: Cross multiply
    1,249,105.50x = 1,723,766.40 × 676,150.38
  4. Step 4: Simplify right side
    1,249,105.50x = 1,165,525,306,391.23
  5. Step 5: Solve for x
    x = 1,165,525,306,391.23/1,249,105.50
  6. Step 6: Final answer
    x = 933,087.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.