Home / 4,934,903.20-7,399,730.40-2,091,803.20

Finding the Fourth Proportional to 4,934,903.20, 7,399,730.40 and 2,091,803.20

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Solution

The fourth proportional to 4,934,903.20, 7,399,730.40 and 2,091,803.20 is: 3,136,592.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,934,903.20 : 7,399,730.40 = 2,091,803.20 : x
  2. Step 2: Convert to fraction form
    4,934,903.20/7,399,730.40 = 2,091,803.20/x
  3. Step 3: Cross multiply
    4,934,903.20x = 7,399,730.40 × 2,091,803.20
  4. Step 4: Simplify right side
    4,934,903.20x = 15,478,779,729,857.28
  5. Step 5: Solve for x
    x = 15,478,779,729,857.28/4,934,903.20
  6. Step 6: Final answer
    x = 3,136,592.37

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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.