Home / 1,415,546.40-2,123,319.60-404,666.40

Finding the Fourth Proportional to 1,415,546.40, 2,123,319.60 and 404,666.40

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Solution

The fourth proportional to 1,415,546.40, 2,123,319.60 and 404,666.40 is: 606,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,546.40 : 2,123,319.60 = 404,666.40 : x
  2. Step 2: Convert to fraction form
    1,415,546.40/2,123,319.60 = 404,666.40/x
  3. Step 3: Cross multiply
    1,415,546.40x = 2,123,319.60 × 404,666.40
  4. Step 4: Simplify right side
    1,415,546.40x = 859,236,098,581.44
  5. Step 5: Solve for x
    x = 859,236,098,581.44/1,415,546.40
  6. Step 6: Final answer
    x = 606,999.60

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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.