Home / 1,021,821.72-1,410,114.24-592,351.80

Finding the Fourth Proportional to 1,021,821.72, 1,410,114.24 and 592,351.80

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Solution

The fourth proportional to 1,021,821.72, 1,410,114.24 and 592,351.80 is: 817,445.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,821.72 : 1,410,114.24 = 592,351.80 : x
  2. Step 2: Convert to fraction form
    1,021,821.72/1,410,114.24 = 592,351.80/x
  3. Step 3: Cross multiply
    1,021,821.72x = 1,410,114.24 × 592,351.80
  4. Step 4: Simplify right side
    1,021,821.72x = 835,283,708,269.63
  5. Step 5: Solve for x
    x = 835,283,708,269.63/1,021,821.72
  6. Step 6: Final answer
    x = 817,445.64

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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.