Home / 1,529,420.51-2,110,654.49-841,145.60

Finding the Fourth Proportional to 1,529,420.51, 2,110,654.49 and 841,145.60

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Solution

The fourth proportional to 1,529,420.51, 2,110,654.49 and 841,145.60 is: 1,160,810.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,420.51 : 2,110,654.49 = 841,145.60 : x
  2. Step 2: Convert to fraction form
    1,529,420.51/2,110,654.49 = 841,145.60/x
  3. Step 3: Cross multiply
    1,529,420.51x = 2,110,654.49 × 841,145.60
  4. Step 4: Simplify right side
    1,529,420.51x = 1,775,367,737,383.74
  5. Step 5: Solve for x
    x = 1,775,367,737,383.74/1,529,420.51
  6. Step 6: Final answer
    x = 1,160,810.73

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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.