Home / 2,147,312.83-3,220,725.84-549,887.53

Finding the Fourth Proportional to 2,147,312.83, 3,220,725.84 and 549,887.53

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Solution

The fourth proportional to 2,147,312.83, 3,220,725.84 and 549,887.53 is: 824,768.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,312.83 : 3,220,725.84 = 549,887.53 : x
  2. Step 2: Convert to fraction form
    2,147,312.83/3,220,725.84 = 549,887.53/x
  3. Step 3: Cross multiply
    2,147,312.83x = 3,220,725.84 × 549,887.53
  4. Step 4: Simplify right side
    2,147,312.83x = 1,771,036,976,964.78
  5. Step 5: Solve for x
    x = 1,771,036,976,964.78/2,147,312.83
  6. Step 6: Final answer
    x = 824,768.96

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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.