Home / 2,788,511.16-3,848,134.50-1,564,813.56

Finding the Fourth Proportional to 2,788,511.16, 3,848,134.50 and 1,564,813.56

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Solution

The fourth proportional to 2,788,511.16, 3,848,134.50 and 1,564,813.56 is: 2,159,436.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,511.16 : 3,848,134.50 = 1,564,813.56 : x
  2. Step 2: Convert to fraction form
    2,788,511.16/3,848,134.50 = 1,564,813.56/x
  3. Step 3: Cross multiply
    2,788,511.16x = 3,848,134.50 × 1,564,813.56
  4. Step 4: Simplify right side
    2,788,511.16x = 6,021,613,046,303.82
  5. Step 5: Solve for x
    x = 6,021,613,046,303.82/2,788,511.16
  6. Step 6: Final answer
    x = 2,159,436.60

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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.