Home / 2,660,742.40-3,985,864.80-1,592,611.60

Finding the Fourth Proportional to 2,660,742.40, 3,985,864.80 and 1,592,611.60

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Solution

The fourth proportional to 2,660,742.40, 3,985,864.80 and 1,592,611.60 is: 2,385,775.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660,742.40 : 3,985,864.80 = 1,592,611.60 : x
  2. Step 2: Convert to fraction form
    2,660,742.40/3,985,864.80 = 1,592,611.60/x
  3. Step 3: Cross multiply
    2,660,742.40x = 3,985,864.80 × 1,592,611.60
  4. Step 4: Simplify right side
    2,660,742.40x = 6,347,934,516,511.68
  5. Step 5: Solve for x
    x = 6,347,934,516,511.68/2,660,742.40
  6. Step 6: Final answer
    x = 2,385,775.68

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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.