Home / 1,908,980.13-2,635,241.82-1,134,861.64

Finding the Fourth Proportional to 1,908,980.13, 2,635,241.82 and 1,134,861.64

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Solution

The fourth proportional to 1,908,980.13, 2,635,241.82 and 1,134,861.64 is: 1,566,613.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,980.13 : 2,635,241.82 = 1,134,861.64 : x
  2. Step 2: Convert to fraction form
    1,908,980.13/2,635,241.82 = 1,134,861.64/x
  3. Step 3: Cross multiply
    1,908,980.13x = 2,635,241.82 × 1,134,861.64
  4. Step 4: Simplify right side
    1,908,980.13x = 2,990,634,852,373.46
  5. Step 5: Solve for x
    x = 2,990,634,852,373.46/1,908,980.13
  6. Step 6: Final answer
    x = 1,566,613.92

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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.