Home / 2,199,564.90-3,298,363.20-1,000,870.20

Finding the Fourth Proportional to 2,199,564.90, 3,298,363.20 and 1,000,870.20

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Solution

The fourth proportional to 2,199,564.90, 3,298,363.20 and 1,000,870.20 is: 1,500,857.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,564.90 : 3,298,363.20 = 1,000,870.20 : x
  2. Step 2: Convert to fraction form
    2,199,564.90/3,298,363.20 = 1,000,870.20/x
  3. Step 3: Cross multiply
    2,199,564.90x = 3,298,363.20 × 1,000,870.20
  4. Step 4: Simplify right side
    2,199,564.90x = 3,301,233,435,656.64
  5. Step 5: Solve for x
    x = 3,301,233,435,656.64/2,199,564.90
  6. Step 6: Final answer
    x = 1,500,857.48

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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.