Home / 1,347,943.68-2,021,909.76-549,047.04

Finding the Fourth Proportional to 1,347,943.68, 2,021,909.76 and 549,047.04

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Solution

The fourth proportional to 1,347,943.68, 2,021,909.76 and 549,047.04 is: 823,568.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,943.68 : 2,021,909.76 = 549,047.04 : x
  2. Step 2: Convert to fraction form
    1,347,943.68/2,021,909.76 = 549,047.04/x
  3. Step 3: Cross multiply
    1,347,943.68x = 2,021,909.76 × 549,047.04
  4. Step 4: Simplify right side
    1,347,943.68x = 1,110,123,568,875.11
  5. Step 5: Solve for x
    x = 1,110,123,568,875.11/1,347,943.68
  6. Step 6: Final answer
    x = 823,568.21

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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.