Home / 1,747,640.46-2,621,554.12-549,656.20

Finding the Fourth Proportional to 1,747,640.46, 2,621,554.12 and 549,656.20

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Solution

The fourth proportional to 1,747,640.46, 2,621,554.12 and 549,656.20 is: 824,513.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,640.46 : 2,621,554.12 = 549,656.20 : x
  2. Step 2: Convert to fraction form
    1,747,640.46/2,621,554.12 = 549,656.20/x
  3. Step 3: Cross multiply
    1,747,640.46x = 2,621,554.12 × 549,656.20
  4. Step 4: Simplify right side
    1,747,640.46x = 1,440,953,467,765.52
  5. Step 5: Solve for x
    x = 1,440,953,467,765.52/1,747,640.46
  6. Step 6: Final answer
    x = 824,513.68

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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.