Home / 1,988,659.14-2,983,160.60-549,342.12

Finding the Fourth Proportional to 1,988,659.14, 2,983,160.60 and 549,342.12

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Solution

The fourth proportional to 1,988,659.14, 2,983,160.60 and 549,342.12 is: 824,060.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,659.14 : 2,983,160.60 = 549,342.12 : x
  2. Step 2: Convert to fraction form
    1,988,659.14/2,983,160.60 = 549,342.12/x
  3. Step 3: Cross multiply
    1,988,659.14x = 2,983,160.60 × 549,342.12
  4. Step 4: Simplify right side
    1,988,659.14x = 1,638,775,778,804.65
  5. Step 5: Solve for x
    x = 1,638,775,778,804.65/1,988,659.14
  6. Step 6: Final answer
    x = 824,060.67

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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.