Home / 1,416,316.21-2,125,102.30-742,237.25

Finding the Fourth Proportional to 1,416,316.21, 2,125,102.30 and 742,237.25

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Solution

The fourth proportional to 1,416,316.21, 2,125,102.30 and 742,237.25 is: 1,113,684.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,316.21 : 2,125,102.30 = 742,237.25 : x
  2. Step 2: Convert to fraction form
    1,416,316.21/2,125,102.30 = 742,237.25/x
  3. Step 3: Cross multiply
    1,416,316.21x = 2,125,102.30 × 742,237.25
  4. Step 4: Simplify right side
    1,416,316.21x = 1,577,330,074,639.57
  5. Step 5: Solve for x
    x = 1,577,330,074,639.57/1,416,316.21
  6. Step 6: Final answer
    x = 1,113,684.97

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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.