Home / 2,206,948.92-3,045,492.30-1,289,263.08

Finding the Fourth Proportional to 2,206,948.92, 3,045,492.30 and 1,289,263.08

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Solution

The fourth proportional to 2,206,948.92, 3,045,492.30 and 1,289,263.08 is: 1,779,126.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206,948.92 : 3,045,492.30 = 1,289,263.08 : x
  2. Step 2: Convert to fraction form
    2,206,948.92/3,045,492.30 = 1,289,263.08/x
  3. Step 3: Cross multiply
    2,206,948.92x = 3,045,492.30 × 1,289,263.08
  4. Step 4: Simplify right side
    2,206,948.92x = 3,926,440,782,814.28
  5. Step 5: Solve for x
    x = 3,926,440,782,814.28/2,206,948.92
  6. Step 6: Final answer
    x = 1,779,126.26

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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.