Home / 1,465,092.60-2,021,731.56-820,365

Finding the Fourth Proportional to 1,465,092.60, 2,021,731.56 and 820,365

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Solution

The fourth proportional to 1,465,092.60, 2,021,731.56 and 820,365 is: 1,132,049.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,092.60 : 2,021,731.56 = 820,365 : x
  2. Step 2: Convert to fraction form
    1,465,092.60/2,021,731.56 = 820,365/x
  3. Step 3: Cross multiply
    1,465,092.60x = 2,021,731.56 × 820,365
  4. Step 4: Simplify right side
    1,465,092.60x = 1,658,557,811,219.40
  5. Step 5: Solve for x
    x = 1,658,557,811,219.40/1,465,092.60
  6. Step 6: Final answer
    x = 1,132,049.82

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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.