Home / 5,768,123.40-8,652,962.70-1,982,766.60

Finding the Fourth Proportional to 5,768,123.40, 8,652,962.70 and 1,982,766.60

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Solution

The fourth proportional to 5,768,123.40, 8,652,962.70 and 1,982,766.60 is: 2,974,417.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,768,123.40 : 8,652,962.70 = 1,982,766.60 : x
  2. Step 2: Convert to fraction form
    5,768,123.40/8,652,962.70 = 1,982,766.60/x
  3. Step 3: Cross multiply
    5,768,123.40x = 8,652,962.70 × 1,982,766.60
  4. Step 4: Simplify right side
    5,768,123.40x = 17,156,805,432,605.82
  5. Step 5: Solve for x
    x = 17,156,805,432,605.82/5,768,123.40
  6. Step 6: Final answer
    x = 2,974,417.20

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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.