Home / 1,487,400.52-2,052,534.16-842,828.44

Finding the Fourth Proportional to 1,487,400.52, 2,052,534.16 and 842,828.44

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Solution

The fourth proportional to 1,487,400.52, 2,052,534.16 and 842,828.44 is: 1,163,058.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,400.52 : 2,052,534.16 = 842,828.44 : x
  2. Step 2: Convert to fraction form
    1,487,400.52/2,052,534.16 = 842,828.44/x
  3. Step 3: Cross multiply
    1,487,400.52x = 2,052,534.16 × 842,828.44
  4. Step 4: Simplify right side
    1,487,400.52x = 1,729,934,164,119.51
  5. Step 5: Solve for x
    x = 1,729,934,164,119.51/1,487,400.52
  6. Step 6: Final answer
    x = 1,163,058.73

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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.