Home / 1,022,563.90-1,411,074.80-563,654.76

Finding the Fourth Proportional to 1,022,563.90, 1,411,074.80 and 563,654.76

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Solution

The fourth proportional to 1,022,563.90, 1,411,074.80 and 563,654.76 is: 777,808.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,563.90 : 1,411,074.80 = 563,654.76 : x
  2. Step 2: Convert to fraction form
    1,022,563.90/1,411,074.80 = 563,654.76/x
  3. Step 3: Cross multiply
    1,022,563.90x = 1,411,074.80 × 563,654.76
  4. Step 4: Simplify right side
    1,022,563.90x = 795,359,021,739.95
  5. Step 5: Solve for x
    x = 795,359,021,739.95/1,022,563.90
  6. Step 6: Final answer
    x = 777,808.62

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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.