Home / 1,755,000.10-2,631,187.95-743,293.90

Finding the Fourth Proportional to 1,755,000.10, 2,631,187.95 and 743,293.90

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Solution

The fourth proportional to 1,755,000.10, 2,631,187.95 and 743,293.90 is: 1,114,385.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,000.10 : 2,631,187.95 = 743,293.90 : x
  2. Step 2: Convert to fraction form
    1,755,000.10/2,631,187.95 = 743,293.90/x
  3. Step 3: Cross multiply
    1,755,000.10x = 2,631,187.95 × 743,293.90
  4. Step 4: Simplify right side
    1,755,000.10x = 1,955,745,952,988.51
  5. Step 5: Solve for x
    x = 1,955,745,952,988.51/1,755,000.10
  6. Step 6: Final answer
    x = 1,114,385.09

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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.