Home / 2,318,505.60-3,477,758.40-2,113,219.20

Finding the Fourth Proportional to 2,318,505.60, 3,477,758.40 and 2,113,219.20

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Solution

The fourth proportional to 2,318,505.60, 3,477,758.40 and 2,113,219.20 is: 3,169,828.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,505.60 : 3,477,758.40 = 2,113,219.20 : x
  2. Step 2: Convert to fraction form
    2,318,505.60/3,477,758.40 = 2,113,219.20/x
  3. Step 3: Cross multiply
    2,318,505.60x = 3,477,758.40 × 2,113,219.20
  4. Step 4: Simplify right side
    2,318,505.60x = 7,349,265,823,841.28
  5. Step 5: Solve for x
    x = 7,349,265,823,841.28/2,318,505.60
  6. Step 6: Final answer
    x = 3,169,828.80

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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.