Home / 1,909,034.82-2,634,476.67-1,037,878.02

Finding the Fourth Proportional to 1,909,034.82, 2,634,476.67 and 1,037,878.02

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Solution

The fourth proportional to 1,909,034.82, 2,634,476.67 and 1,037,878.02 is: 1,432,276.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,034.82 : 2,634,476.67 = 1,037,878.02 : x
  2. Step 2: Convert to fraction form
    1,909,034.82/2,634,476.67 = 1,037,878.02/x
  3. Step 3: Cross multiply
    1,909,034.82x = 2,634,476.67 × 1,037,878.02
  4. Step 4: Simplify right side
    1,909,034.82x = 2,734,265,429,995.79
  5. Step 5: Solve for x
    x = 2,734,265,429,995.79/1,909,034.82
  6. Step 6: Final answer
    x = 1,432,276.35

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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.