Home / 1,147,374.60-1,583,349.30-624,071.76

Finding the Fourth Proportional to 1,147,374.60, 1,583,349.30 and 624,071.76

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Solution

The fourth proportional to 1,147,374.60, 1,583,349.30 and 624,071.76 is: 861,203.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,374.60 : 1,583,349.30 = 624,071.76 : x
  2. Step 2: Convert to fraction form
    1,147,374.60/1,583,349.30 = 624,071.76/x
  3. Step 3: Cross multiply
    1,147,374.60x = 1,583,349.30 × 624,071.76
  4. Step 4: Simplify right side
    1,147,374.60x = 988,123,584,345.77
  5. Step 5: Solve for x
    x = 988,123,584,345.77/1,147,374.60
  6. Step 6: Final answer
    x = 861,203.99

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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.