Home / 1,754,333.72-2,421,000.72-1,029,193.77

Finding the Fourth Proportional to 1,754,333.72, 2,421,000.72 and 1,029,193.77

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Solution

The fourth proportional to 1,754,333.72, 2,421,000.72 and 1,029,193.77 is: 1,420,299.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,333.72 : 2,421,000.72 = 1,029,193.77 : x
  2. Step 2: Convert to fraction form
    1,754,333.72/2,421,000.72 = 1,029,193.77/x
  3. Step 3: Cross multiply
    1,754,333.72x = 2,421,000.72 × 1,029,193.77
  4. Step 4: Simplify right side
    1,754,333.72x = 2,491,678,858,189.51
  5. Step 5: Solve for x
    x = 2,491,678,858,189.51/1,754,333.72
  6. Step 6: Final answer
    x = 1,420,299.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.