Home / 1,227,078.55-1,840,701.92-417,133.38

Finding the Fourth Proportional to 1,227,078.55, 1,840,701.92 and 417,133.38

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Solution

The fourth proportional to 1,227,078.55, 1,840,701.92 and 417,133.38 is: 625,728.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,078.55 : 1,840,701.92 = 417,133.38 : x
  2. Step 2: Convert to fraction form
    1,227,078.55/1,840,701.92 = 417,133.38/x
  3. Step 3: Cross multiply
    1,227,078.55x = 1,840,701.92 × 417,133.38
  4. Step 4: Simplify right side
    1,227,078.55x = 767,818,213,462.09
  5. Step 5: Solve for x
    x = 767,818,213,462.09/1,227,078.55
  6. Step 6: Final answer
    x = 625,728.66

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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.