Home / 1,430,816.52-1,972,553.80-1,141,410.36

Finding the Fourth Proportional to 1,430,816.52, 1,972,553.80 and 1,141,410.36

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Solution

The fourth proportional to 1,430,816.52, 1,972,553.80 and 1,141,410.36 is: 1,573,572.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,816.52 : 1,972,553.80 = 1,141,410.36 : x
  2. Step 2: Convert to fraction form
    1,430,816.52/1,972,553.80 = 1,141,410.36/x
  3. Step 3: Cross multiply
    1,430,816.52x = 1,972,553.80 × 1,141,410.36
  4. Step 4: Simplify right side
    1,430,816.52x = 2,251,493,327,407.55
  5. Step 5: Solve for x
    x = 2,251,493,327,407.55/1,430,816.52
  6. Step 6: Final answer
    x = 1,573,572.36

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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.