Home / 1,350,319.40-2,025,705.90-403,785.80

Finding the Fourth Proportional to 1,350,319.40, 2,025,705.90 and 403,785.80

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Solution

The fourth proportional to 1,350,319.40, 2,025,705.90 and 403,785.80 is: 605,746.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,319.40 : 2,025,705.90 = 403,785.80 : x
  2. Step 2: Convert to fraction form
    1,350,319.40/2,025,705.90 = 403,785.80/x
  3. Step 3: Cross multiply
    1,350,319.40x = 2,025,705.90 × 403,785.80
  4. Step 4: Simplify right side
    1,350,319.40x = 817,951,277,396.22
  5. Step 5: Solve for x
    x = 817,951,277,396.22/1,350,319.40
  6. Step 6: Final answer
    x = 605,746.52

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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.