Home / 5,242,918.01-7,864,657.28-1,648,965.21

Finding the Fourth Proportional to 5,242,918.01, 7,864,657.28 and 1,648,965.21

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Solution

The fourth proportional to 5,242,918.01, 7,864,657.28 and 1,648,965.21 is: 2,473,535.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242,918.01 : 7,864,657.28 = 1,648,965.21 : x
  2. Step 2: Convert to fraction form
    5,242,918.01/7,864,657.28 = 1,648,965.21/x
  3. Step 3: Cross multiply
    5,242,918.01x = 7,864,657.28 × 1,648,965.21
  4. Step 4: Simplify right side
    5,242,918.01x = 12,968,546,232,074.27
  5. Step 5: Solve for x
    x = 12,968,546,232,074.27/5,242,918.01
  6. Step 6: Final answer
    x = 2,473,535.96

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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.