Home / 1,425,902.09-2,138,854.73-360,944.16

Finding the Fourth Proportional to 1,425,902.09, 2,138,854.73 and 360,944.16

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Solution

The fourth proportional to 1,425,902.09, 2,138,854.73 and 360,944.16 is: 541,416.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,902.09 : 2,138,854.73 = 360,944.16 : x
  2. Step 2: Convert to fraction form
    1,425,902.09/2,138,854.73 = 360,944.16/x
  3. Step 3: Cross multiply
    1,425,902.09x = 2,138,854.73 × 360,944.16
  4. Step 4: Simplify right side
    1,425,902.09x = 772,007,122,077.16
  5. Step 5: Solve for x
    x = 772,007,122,077.16/1,425,902.09
  6. Step 6: Final answer
    x = 541,416.64

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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.