Home / 2,130,611.96-3,195,930.10-710,663.88

Finding the Fourth Proportional to 2,130,611.96, 3,195,930.10 and 710,663.88

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Solution

The fourth proportional to 2,130,611.96, 3,195,930.10 and 710,663.88 is: 1,065,999.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,611.96 : 3,195,930.10 = 710,663.88 : x
  2. Step 2: Convert to fraction form
    2,130,611.96/3,195,930.10 = 710,663.88/x
  3. Step 3: Cross multiply
    2,130,611.96x = 3,195,930.10 × 710,663.88
  4. Step 4: Simplify right side
    2,130,611.96x = 2,271,232,085,074.79
  5. Step 5: Solve for x
    x = 2,271,232,085,074.79/2,130,611.96
  6. Step 6: Final answer
    x = 1,065,999.88

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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.