Home / 1,344,021.40-2,016,032.10-457,557.40

Finding the Fourth Proportional to 1,344,021.40, 2,016,032.10 and 457,557.40

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Solution

The fourth proportional to 1,344,021.40, 2,016,032.10 and 457,557.40 is: 686,336.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,021.40 : 2,016,032.10 = 457,557.40 : x
  2. Step 2: Convert to fraction form
    1,344,021.40/2,016,032.10 = 457,557.40/x
  3. Step 3: Cross multiply
    1,344,021.40x = 2,016,032.10 × 457,557.40
  4. Step 4: Simplify right side
    1,344,021.40x = 922,450,405,992.54
  5. Step 5: Solve for x
    x = 922,450,405,992.54/1,344,021.40
  6. Step 6: Final answer
    x = 686,336.10

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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.