Home / 4,120,969.61-6,181,357.74-1,088,547.11

Finding the Fourth Proportional to 4,120,969.61, 6,181,357.74 and 1,088,547.11

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Solution

The fourth proportional to 4,120,969.61, 6,181,357.74 and 1,088,547.11 is: 1,632,795.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120,969.61 : 6,181,357.74 = 1,088,547.11 : x
  2. Step 2: Convert to fraction form
    4,120,969.61/6,181,357.74 = 1,088,547.11/x
  3. Step 3: Cross multiply
    4,120,969.61x = 6,181,357.74 × 1,088,547.11
  4. Step 4: Simplify right side
    4,120,969.61x = 6,728,699,103,753.13
  5. Step 5: Solve for x
    x = 6,728,699,103,753.13/4,120,969.61
  6. Step 6: Final answer
    x = 1,632,795.13

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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.