Home / 5,620,857.45-8,432,090.46-1,730,643.75

Finding the Fourth Proportional to 5,620,857.45, 8,432,090.46 and 1,730,643.75

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Solution

The fourth proportional to 5,620,857.45, 8,432,090.46 and 1,730,643.75 is: 2,596,213.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,620,857.45 : 8,432,090.46 = 1,730,643.75 : x
  2. Step 2: Convert to fraction form
    5,620,857.45/8,432,090.46 = 1,730,643.75/x
  3. Step 3: Cross multiply
    5,620,857.45x = 8,432,090.46 × 1,730,643.75
  4. Step 4: Simplify right side
    5,620,857.45x = 14,592,944,649,392.17
  5. Step 5: Solve for x
    x = 14,592,944,649,392.17/5,620,857.45
  6. Step 6: Final answer
    x = 2,596,213.26

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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.