Home / 2,147,311.83-3,220,724.34-549,886.53

Finding the Fourth Proportional to 2,147,311.83, 3,220,724.34 and 549,886.53

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Solution

The fourth proportional to 2,147,311.83, 3,220,724.34 and 549,886.53 is: 824,767.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,311.83 : 3,220,724.34 = 549,886.53 : x
  2. Step 2: Convert to fraction form
    2,147,311.83/3,220,724.34 = 549,886.53/x
  3. Step 3: Cross multiply
    2,147,311.83x = 3,220,724.34 × 549,886.53
  4. Step 4: Simplify right side
    2,147,311.83x = 1,771,032,931,409.14
  5. Step 5: Solve for x
    x = 1,771,032,931,409.14/2,147,311.83
  6. Step 6: Final answer
    x = 824,767.46

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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.