Home / 3,181,547.72-4,773,069.08-1,051,631.90

Finding the Fourth Proportional to 3,181,547.72, 4,773,069.08 and 1,051,631.90

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Solution

The fourth proportional to 3,181,547.72, 4,773,069.08 and 1,051,631.90 is: 1,577,694.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,547.72 : 4,773,069.08 = 1,051,631.90 : x
  2. Step 2: Convert to fraction form
    3,181,547.72/4,773,069.08 = 1,051,631.90/x
  3. Step 3: Cross multiply
    3,181,547.72x = 4,773,069.08 × 1,051,631.90
  4. Step 4: Simplify right side
    3,181,547.72x = 5,019,511,676,308.15
  5. Step 5: Solve for x
    x = 5,019,511,676,308.15/3,181,547.72
  6. Step 6: Final answer
    x = 1,577,694.92

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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.