Home / 1,771,319.40-2,657,238.30-929,934.60

Finding the Fourth Proportional to 1,771,319.40, 2,657,238.30 and 929,934.60

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Solution

The fourth proportional to 1,771,319.40, 2,657,238.30 and 929,934.60 is: 1,395,037.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,319.40 : 2,657,238.30 = 929,934.60 : x
  2. Step 2: Convert to fraction form
    1,771,319.40/2,657,238.30 = 929,934.60/x
  3. Step 3: Cross multiply
    1,771,319.40x = 2,657,238.30 × 929,934.60
  4. Step 4: Simplify right side
    1,771,319.40x = 2,471,057,835,615.18
  5. Step 5: Solve for x
    x = 2,471,057,835,615.18/1,771,319.40
  6. Step 6: Final answer
    x = 1,395,037.98

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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.