Home / 1,409,737.60-2,114,606.40-344,765.80

Finding the Fourth Proportional to 1,409,737.60, 2,114,606.40 and 344,765.80

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Solution

The fourth proportional to 1,409,737.60, 2,114,606.40 and 344,765.80 is: 517,148.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,737.60 : 2,114,606.40 = 344,765.80 : x
  2. Step 2: Convert to fraction form
    1,409,737.60/2,114,606.40 = 344,765.80/x
  3. Step 3: Cross multiply
    1,409,737.60x = 2,114,606.40 × 344,765.80
  4. Step 4: Simplify right side
    1,409,737.60x = 729,043,967,181.12
  5. Step 5: Solve for x
    x = 729,043,967,181.12/1,409,737.60
  6. Step 6: Final answer
    x = 517,148.70

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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.