Home / 4,653,357.36-6,980,123.52-1,458,412.80

Finding the Fourth Proportional to 4,653,357.36, 6,980,123.52 and 1,458,412.80

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Solution

The fourth proportional to 4,653,357.36, 6,980,123.52 and 1,458,412.80 is: 2,187,646.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653,357.36 : 6,980,123.52 = 1,458,412.80 : x
  2. Step 2: Convert to fraction form
    4,653,357.36/6,980,123.52 = 1,458,412.80/x
  3. Step 3: Cross multiply
    4,653,357.36x = 6,980,123.52 × 1,458,412.80
  4. Step 4: Simplify right side
    4,653,357.36x = 10,179,901,487,149.06
  5. Step 5: Solve for x
    x = 10,179,901,487,149.06/4,653,357.36
  6. Step 6: Final answer
    x = 2,187,646.62

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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.