Home / 1,307,484.68-1,961,271.28-347,941.22

Finding the Fourth Proportional to 1,307,484.68, 1,961,271.28 and 347,941.22

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Solution

The fourth proportional to 1,307,484.68, 1,961,271.28 and 347,941.22 is: 521,923.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,484.68 : 1,961,271.28 = 347,941.22 : x
  2. Step 2: Convert to fraction form
    1,307,484.68/1,961,271.28 = 347,941.22/x
  3. Step 3: Cross multiply
    1,307,484.68x = 1,961,271.28 × 347,941.22
  4. Step 4: Simplify right side
    1,307,484.68x = 682,407,126,817.34
  5. Step 5: Solve for x
    x = 682,407,126,817.34/1,307,484.68
  6. Step 6: Final answer
    x = 521,923.61

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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.