Home / 2,930,342.40-4,392,014.40-1,509,667.20

Finding the Fourth Proportional to 2,930,342.40, 4,392,014.40 and 1,509,667.20

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Solution

The fourth proportional to 2,930,342.40, 4,392,014.40 and 1,509,667.20 is: 2,262,698.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,342.40 : 4,392,014.40 = 1,509,667.20 : x
  2. Step 2: Convert to fraction form
    2,930,342.40/4,392,014.40 = 1,509,667.20/x
  3. Step 3: Cross multiply
    2,930,342.40x = 4,392,014.40 × 1,509,667.20
  4. Step 4: Simplify right side
    2,930,342.40x = 6,630,480,081,607.68
  5. Step 5: Solve for x
    x = 6,630,480,081,607.68/2,930,342.40
  6. Step 6: Final answer
    x = 2,262,698.07

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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.