Home / 5,099,457.42-7,649,746.61-1,686,500.87

Finding the Fourth Proportional to 5,099,457.42, 7,649,746.61 and 1,686,500.87

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Solution

The fourth proportional to 5,099,457.42, 7,649,746.61 and 1,686,500.87 is: 2,529,936.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,099,457.42 : 7,649,746.61 = 1,686,500.87 : x
  2. Step 2: Convert to fraction form
    5,099,457.42/7,649,746.61 = 1,686,500.87/x
  3. Step 3: Cross multiply
    5,099,457.42x = 7,649,746.61 × 1,686,500.87
  4. Step 4: Simplify right side
    5,099,457.42x = 12,901,304,266,363.31
  5. Step 5: Solve for x
    x = 12,901,304,266,363.31/5,099,457.42
  6. Step 6: Final answer
    x = 2,529,936.66

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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.