Home / 1,439,410.89-2,159,119.05-374,451.24

Finding the Fourth Proportional to 1,439,410.89, 2,159,119.05 and 374,451.24

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Solution

The fourth proportional to 1,439,410.89, 2,159,119.05 and 374,451.24 is: 561,677.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,410.89 : 2,159,119.05 = 374,451.24 : x
  2. Step 2: Convert to fraction form
    1,439,410.89/2,159,119.05 = 374,451.24/x
  3. Step 3: Cross multiply
    1,439,410.89x = 2,159,119.05 × 374,451.24
  4. Step 4: Simplify right side
    1,439,410.89x = 808,484,805,580.12
  5. Step 5: Solve for x
    x = 808,484,805,580.12/1,439,410.89
  6. Step 6: Final answer
    x = 561,677.57

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Double scale
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Similar ratio
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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.