Home / 1,974,329.52-2,961,494.64-712,157

Finding the Fourth Proportional to 1,974,329.52, 2,961,494.64 and 712,157

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Solution

The fourth proportional to 1,974,329.52, 2,961,494.64 and 712,157 is: 1,068,235.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,329.52 : 2,961,494.64 = 712,157 : x
  2. Step 2: Convert to fraction form
    1,974,329.52/2,961,494.64 = 712,157/x
  3. Step 3: Cross multiply
    1,974,329.52x = 2,961,494.64 × 712,157
  4. Step 4: Simplify right side
    1,974,329.52x = 2,109,049,138,338.48
  5. Step 5: Solve for x
    x = 2,109,049,138,338.48/1,974,329.52
  6. Step 6: Final answer
    x = 1,068,235.63

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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.