Home / 1,672,188.12-2,506,525.02-818,080.20

Finding the Fourth Proportional to 1,672,188.12, 2,506,525.02 and 818,080.20

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Solution

The fourth proportional to 1,672,188.12, 2,506,525.02 and 818,080.20 is: 1,226,260.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,188.12 : 2,506,525.02 = 818,080.20 : x
  2. Step 2: Convert to fraction form
    1,672,188.12/2,506,525.02 = 818,080.20/x
  3. Step 3: Cross multiply
    1,672,188.12x = 2,506,525.02 × 818,080.20
  4. Step 4: Simplify right side
    1,672,188.12x = 2,050,538,489,666.60
  5. Step 5: Solve for x
    x = 2,050,538,489,666.60/1,672,188.12
  6. Step 6: Final answer
    x = 1,226,260.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.