Home / 1,902,441.61-2,625,368.79-1,042,983.42

Finding the Fourth Proportional to 1,902,441.61, 2,625,368.79 and 1,042,983.42

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Solution

The fourth proportional to 1,902,441.61, 2,625,368.79 and 1,042,983.42 is: 1,439,316.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,441.61 : 2,625,368.79 = 1,042,983.42 : x
  2. Step 2: Convert to fraction form
    1,902,441.61/2,625,368.79 = 1,042,983.42/x
  3. Step 3: Cross multiply
    1,902,441.61x = 2,625,368.79 × 1,042,983.42
  4. Step 4: Simplify right side
    1,902,441.61x = 2,738,216,119,355.46
  5. Step 5: Solve for x
    x = 2,738,216,119,355.46/1,902,441.61
  6. Step 6: Final answer
    x = 1,439,316.77

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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.