Home / 1,348,905.40-2,022,774.90-674,726.20

Finding the Fourth Proportional to 1,348,905.40, 2,022,774.90 and 674,726.20

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Solution

The fourth proportional to 1,348,905.40, 2,022,774.90 and 674,726.20 is: 1,011,797.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,905.40 : 2,022,774.90 = 674,726.20 : x
  2. Step 2: Convert to fraction form
    1,348,905.40/2,022,774.90 = 674,726.20/x
  3. Step 3: Cross multiply
    1,348,905.40x = 2,022,774.90 × 674,726.20
  4. Step 4: Simplify right side
    1,348,905.40x = 1,364,819,221,732.38
  5. Step 5: Solve for x
    x = 1,364,819,221,732.38/1,348,905.40
  6. Step 6: Final answer
    x = 1,011,797.58

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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.