Home / 1,597,520.40-2,395,405.80-649,820.40

Finding the Fourth Proportional to 1,597,520.40, 2,395,405.80 and 649,820.40

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Solution

The fourth proportional to 1,597,520.40, 2,395,405.80 and 649,820.40 is: 974,374.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597,520.40 : 2,395,405.80 = 649,820.40 : x
  2. Step 2: Convert to fraction form
    1,597,520.40/2,395,405.80 = 649,820.40/x
  3. Step 3: Cross multiply
    1,597,520.40x = 2,395,405.80 × 649,820.40
  4. Step 4: Simplify right side
    1,597,520.40x = 1,556,583,555,118.32
  5. Step 5: Solve for x
    x = 1,556,583,555,118.32/1,597,520.40
  6. Step 6: Final answer
    x = 974,374.76

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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.