Home / 2,160,392.85-3,241,071.90-812,567.03

Finding the Fourth Proportional to 2,160,392.85, 3,241,071.90 and 812,567.03

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Solution

The fourth proportional to 2,160,392.85, 3,241,071.90 and 812,567.03 is: 1,219,032.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,392.85 : 3,241,071.90 = 812,567.03 : x
  2. Step 2: Convert to fraction form
    2,160,392.85/3,241,071.90 = 812,567.03/x
  3. Step 3: Cross multiply
    2,160,392.85x = 3,241,071.90 × 812,567.03
  4. Step 4: Simplify right side
    2,160,392.85x = 2,633,588,151,594.10
  5. Step 5: Solve for x
    x = 2,633,588,151,594.10/2,160,392.85
  6. Step 6: Final answer
    x = 1,219,032.06

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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.