Home / 1,416,308.03-2,125,089.92-742,229.06

Finding the Fourth Proportional to 1,416,308.03, 2,125,089.92 and 742,229.06

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Solution

The fourth proportional to 1,416,308.03, 2,125,089.92 and 742,229.06 is: 1,113,672.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,308.03 : 2,125,089.92 = 742,229.06 : x
  2. Step 2: Convert to fraction form
    1,416,308.03/2,125,089.92 = 742,229.06/x
  3. Step 3: Cross multiply
    1,416,308.03x = 2,125,089.92 × 742,229.06
  4. Step 4: Simplify right side
    1,416,308.03x = 1,577,303,500,905.37
  5. Step 5: Solve for x
    x = 1,577,303,500,905.37/1,416,308.03
  6. Step 6: Final answer
    x = 1,113,672.64

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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.