Home / 1,246,425.40-1,869,378.90-536,476.60

Finding the Fourth Proportional to 1,246,425.40, 1,869,378.90 and 536,476.60

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Solution

The fourth proportional to 1,246,425.40, 1,869,378.90 and 536,476.60 is: 804,603.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,425.40 : 1,869,378.90 = 536,476.60 : x
  2. Step 2: Convert to fraction form
    1,246,425.40/1,869,378.90 = 536,476.60/x
  3. Step 3: Cross multiply
    1,246,425.40x = 1,869,378.90 × 536,476.60
  4. Step 4: Simplify right side
    1,246,425.40x = 1,002,878,036,383.74
  5. Step 5: Solve for x
    x = 1,002,878,036,383.74/1,246,425.40
  6. Step 6: Final answer
    x = 804,603.34

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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.