Home / 1,305,340.40-1,956,455.40-547,180.40

Finding the Fourth Proportional to 1,305,340.40, 1,956,455.40 and 547,180.40

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Solution

The fourth proportional to 1,305,340.40, 1,956,455.40 and 547,180.40 is: 820,118.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,340.40 : 1,956,455.40 = 547,180.40 : x
  2. Step 2: Convert to fraction form
    1,305,340.40/1,956,455.40 = 547,180.40/x
  3. Step 3: Cross multiply
    1,305,340.40x = 1,956,455.40 × 547,180.40
  4. Step 4: Simplify right side
    1,305,340.40x = 1,070,534,048,354.16
  5. Step 5: Solve for x
    x = 1,070,534,048,354.16/1,305,340.40
  6. Step 6: Final answer
    x = 820,118.68

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1.5x scale

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.