Home / 1,205,215.98-1,663,977.24-746,817

Finding the Fourth Proportional to 1,205,215.98, 1,663,977.24 and 746,817

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Solution

The fourth proportional to 1,205,215.98, 1,663,977.24 and 746,817 is: 1,031,090.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,215.98 : 1,663,977.24 = 746,817 : x
  2. Step 2: Convert to fraction form
    1,205,215.98/1,663,977.24 = 746,817/x
  3. Step 3: Cross multiply
    1,205,215.98x = 1,663,977.24 × 746,817
  4. Step 4: Simplify right side
    1,205,215.98x = 1,242,686,490,445.08
  5. Step 5: Solve for x
    x = 1,242,686,490,445.08/1,205,215.98
  6. Step 6: Final answer
    x = 1,031,090.29

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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.