Home / 1,572,016.80-2,355,400.80-1,346,318.40

Finding the Fourth Proportional to 1,572,016.80, 2,355,400.80 and 1,346,318.40

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Solution

The fourth proportional to 1,572,016.80, 2,355,400.80 and 1,346,318.40 is: 2,017,229.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,016.80 : 2,355,400.80 = 1,346,318.40 : x
  2. Step 2: Convert to fraction form
    1,572,016.80/2,355,400.80 = 1,346,318.40/x
  3. Step 3: Cross multiply
    1,572,016.80x = 2,355,400.80 × 1,346,318.40
  4. Step 4: Simplify right side
    1,572,016.80x = 3,171,119,436,414.72
  5. Step 5: Solve for x
    x = 3,171,119,436,414.72/1,572,016.80
  6. Step 6: Final answer
    x = 2,017,229.99

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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.