Home / 1,295,655.57-1,941,656.49-611,812.77

Finding the Fourth Proportional to 1,295,655.57, 1,941,656.49 and 611,812.77

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Solution

The fourth proportional to 1,295,655.57, 1,941,656.49 and 611,812.77 is: 916,856.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,655.57 : 1,941,656.49 = 611,812.77 : x
  2. Step 2: Convert to fraction form
    1,295,655.57/1,941,656.49 = 611,812.77/x
  3. Step 3: Cross multiply
    1,295,655.57x = 1,941,656.49 × 611,812.77
  4. Step 4: Simplify right side
    1,295,655.57x = 1,187,930,235,535.38
  5. Step 5: Solve for x
    x = 1,187,930,235,535.38/1,295,655.57
  6. Step 6: Final answer
    x = 916,856.50

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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.