Home / 2,130,327.42-3,195,847.53-710,818.62

Finding the Fourth Proportional to 2,130,327.42, 3,195,847.53 and 710,818.62

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Solution

The fourth proportional to 2,130,327.42, 3,195,847.53 and 710,818.62 is: 1,066,346.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,327.42 : 3,195,847.53 = 710,818.62 : x
  2. Step 2: Convert to fraction form
    2,130,327.42/3,195,847.53 = 710,818.62/x
  3. Step 3: Cross multiply
    2,130,327.42x = 3,195,847.53 × 710,818.62
  4. Step 4: Simplify right side
    2,130,327.42x = 2,271,667,931,005.01
  5. Step 5: Solve for x
    x = 2,271,667,931,005.01/2,130,327.42
  6. Step 6: Final answer
    x = 1,066,346.85

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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.