Home / 2,206,941.92-3,045,482.64-1,289,256.02

Finding the Fourth Proportional to 2,206,941.92, 3,045,482.64 and 1,289,256.02

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Solution

The fourth proportional to 2,206,941.92, 3,045,482.64 and 1,289,256.02 is: 1,779,116.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206,941.92 : 3,045,482.64 = 1,289,256.02 : x
  2. Step 2: Convert to fraction form
    2,206,941.92/3,045,482.64 = 1,289,256.02/x
  3. Step 3: Cross multiply
    2,206,941.92x = 3,045,482.64 × 1,289,256.02
  4. Step 4: Simplify right side
    2,206,941.92x = 3,926,406,827,425.49
  5. Step 5: Solve for x
    x = 3,926,406,827,425.49/2,206,941.92
  6. Step 6: Final answer
    x = 1,779,116.52

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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.