Home / 1,953,473-2,931,209.64-929,961.68

Finding the Fourth Proportional to 1,953,473, 2,931,209.64 and 929,961.68

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Solution

The fourth proportional to 1,953,473, 2,931,209.64 and 929,961.68 is: 1,395,418.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,473 : 2,931,209.64 = 929,961.68 : x
  2. Step 2: Convert to fraction form
    1,953,473/2,931,209.64 = 929,961.68/x
  3. Step 3: Cross multiply
    1,953,473x = 2,931,209.64 × 929,961.68
  4. Step 4: Simplify right side
    1,953,473x = 2,725,912,641,246.60
  5. Step 5: Solve for x
    x = 2,725,912,641,246.60/1,953,473
  6. Step 6: Final answer
    x = 1,395,418.64

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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.