Home / 1,638,312.70-2,457,031.65-501,072.70

Finding the Fourth Proportional to 1,638,312.70, 2,457,031.65 and 501,072.70

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Solution

The fourth proportional to 1,638,312.70, 2,457,031.65 and 501,072.70 is: 751,475.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,312.70 : 2,457,031.65 = 501,072.70 : x
  2. Step 2: Convert to fraction form
    1,638,312.70/2,457,031.65 = 501,072.70/x
  3. Step 3: Cross multiply
    1,638,312.70x = 2,457,031.65 × 501,072.70
  4. Step 4: Simplify right side
    1,638,312.70x = 1,231,151,482,850.96
  5. Step 5: Solve for x
    x = 1,231,151,482,850.96/1,638,312.70
  6. Step 6: Final answer
    x = 751,475.27

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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.