Home / 3,056,320.32-4,217,536.80-1,698,146.88

Finding the Fourth Proportional to 3,056,320.32, 4,217,536.80 and 1,698,146.88

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Solution

The fourth proportional to 3,056,320.32, 4,217,536.80 and 1,698,146.88 is: 2,343,339.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056,320.32 : 4,217,536.80 = 1,698,146.88 : x
  2. Step 2: Convert to fraction form
    3,056,320.32/4,217,536.80 = 1,698,146.88/x
  3. Step 3: Cross multiply
    3,056,320.32x = 4,217,536.80 × 1,698,146.88
  4. Step 4: Simplify right side
    3,056,320.32x = 7,161,996,958,205.18
  5. Step 5: Solve for x
    x = 7,161,996,958,205.18/3,056,320.32
  6. Step 6: Final answer
    x = 2,343,339.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.