Home / 1,300,915.22-1,951,312.64-341,347.10

Finding the Fourth Proportional to 1,300,915.22, 1,951,312.64 and 341,347.10

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Solution

The fourth proportional to 1,300,915.22, 1,951,312.64 and 341,347.10 is: 512,004.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,915.22 : 1,951,312.64 = 341,347.10 : x
  2. Step 2: Convert to fraction form
    1,300,915.22/1,951,312.64 = 341,347.10/x
  3. Step 3: Cross multiply
    1,300,915.22x = 1,951,312.64 × 341,347.10
  4. Step 4: Simplify right side
    1,300,915.22x = 666,074,910,857.34
  5. Step 5: Solve for x
    x = 666,074,910,857.34/1,300,915.22
  6. Step 6: Final answer
    x = 512,004.86

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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.