Home / 2,890,503.60-3,988,892.88-1,583,756.88

Finding the Fourth Proportional to 2,890,503.60, 3,988,892.88 and 1,583,756.88

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Solution

The fourth proportional to 2,890,503.60, 3,988,892.88 and 1,583,756.88 is: 2,185,583.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,503.60 : 3,988,892.88 = 1,583,756.88 : x
  2. Step 2: Convert to fraction form
    2,890,503.60/3,988,892.88 = 1,583,756.88/x
  3. Step 3: Cross multiply
    2,890,503.60x = 3,988,892.88 × 1,583,756.88
  4. Step 4: Simplify right side
    2,890,503.60x = 6,317,436,542,283.01
  5. Step 5: Solve for x
    x = 6,317,436,542,283.01/2,890,503.60
  6. Step 6: Final answer
    x = 2,185,583.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.