Home / 2,578,285.06-3,848,502.01-2,388,278.50

Finding the Fourth Proportional to 2,578,285.06, 3,848,502.01 and 2,388,278.50

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Solution

The fourth proportional to 2,578,285.06, 3,848,502.01 and 2,388,278.50 is: 3,564,886.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,285.06 : 3,848,502.01 = 2,388,278.50 : x
  2. Step 2: Convert to fraction form
    2,578,285.06/3,848,502.01 = 2,388,278.50/x
  3. Step 3: Cross multiply
    2,578,285.06x = 3,848,502.01 × 2,388,278.50
  4. Step 4: Simplify right side
    2,578,285.06x = 9,191,294,607,689.79
  5. Step 5: Solve for x
    x = 9,191,294,607,689.79/2,578,285.06
  6. Step 6: Final answer
    x = 3,564,886.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.