Home / 957,660.40-1,436,490.60-943,663.60

Finding the Fourth Proportional to 957,660.40, 1,436,490.60 and 943,663.60

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Solution

The fourth proportional to 957,660.40, 1,436,490.60 and 943,663.60 is: 1,415,495.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,660.40 : 1,436,490.60 = 943,663.60 : x
  2. Step 2: Convert to fraction form
    957,660.40/1,436,490.60 = 943,663.60/x
  3. Step 3: Cross multiply
    957,660.40x = 1,436,490.60 × 943,663.60
  4. Step 4: Simplify right side
    957,660.40x = 1,355,563,890,962.16
  5. Step 5: Solve for x
    x = 1,355,563,890,962.16/957,660.40
  6. Step 6: Final answer
    x = 1,415,495.40

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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.