Home / 1,430,462.64-1,972,422.72-1,042,592.52

Finding the Fourth Proportional to 1,430,462.64, 1,972,422.72 and 1,042,592.52

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Solution

The fourth proportional to 1,430,462.64, 1,972,422.72 and 1,042,592.52 is: 1,437,600.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,462.64 : 1,972,422.72 = 1,042,592.52 : x
  2. Step 2: Convert to fraction form
    1,430,462.64/1,972,422.72 = 1,042,592.52/x
  3. Step 3: Cross multiply
    1,430,462.64x = 1,972,422.72 × 1,042,592.52
  4. Step 4: Simplify right side
    1,430,462.64x = 2,056,433,174,150.05
  5. Step 5: Solve for x
    x = 2,056,433,174,150.05/1,430,462.64
  6. Step 6: Final answer
    x = 1,437,600.06

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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.