Home / 2,928,015.40-4,392,023.10-1,510,839.40

Finding the Fourth Proportional to 2,928,015.40, 4,392,023.10 and 1,510,839.40

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Solution

The fourth proportional to 2,928,015.40, 4,392,023.10 and 1,510,839.40 is: 2,266,259.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,015.40 : 4,392,023.10 = 1,510,839.40 : x
  2. Step 2: Convert to fraction form
    2,928,015.40/4,392,023.10 = 1,510,839.40/x
  3. Step 3: Cross multiply
    2,928,015.40x = 4,392,023.10 × 1,510,839.40
  4. Step 4: Simplify right side
    2,928,015.40x = 6,635,641,545,190.14
  5. Step 5: Solve for x
    x = 6,635,641,545,190.14/2,928,015.40
  6. Step 6: Final answer
    x = 2,266,259.10

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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.