Home / 1,437,235.10-1,982,883.62-921,273.52

Finding the Fourth Proportional to 1,437,235.10, 1,982,883.62 and 921,273.52

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Solution

The fourth proportional to 1,437,235.10, 1,982,883.62 and 921,273.52 is: 1,271,036.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,235.10 : 1,982,883.62 = 921,273.52 : x
  2. Step 2: Convert to fraction form
    1,437,235.10/1,982,883.62 = 921,273.52/x
  3. Step 3: Cross multiply
    1,437,235.10x = 1,982,883.62 × 921,273.52
  4. Step 4: Simplify right side
    1,437,235.10x = 1,826,778,159,365.95
  5. Step 5: Solve for x
    x = 1,826,778,159,365.95/1,437,235.10
  6. Step 6: Final answer
    x = 1,271,036.42

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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.