Home / 2,953,979.20-4,429,672.80-1,356,011.20

Finding the Fourth Proportional to 2,953,979.20, 4,429,672.80 and 1,356,011.20

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Solution

The fourth proportional to 2,953,979.20, 4,429,672.80 and 1,356,011.20 is: 2,033,421.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953,979.20 : 4,429,672.80 = 1,356,011.20 : x
  2. Step 2: Convert to fraction form
    2,953,979.20/4,429,672.80 = 1,356,011.20/x
  3. Step 3: Cross multiply
    2,953,979.20x = 4,429,672.80 × 1,356,011.20
  4. Step 4: Simplify right side
    2,953,979.20x = 6,006,685,929,135.36
  5. Step 5: Solve for x
    x = 6,006,685,929,135.36/2,953,979.20
  6. Step 6: Final answer
    x = 2,033,421.88

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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.