Home / 1,202,484.90-1,803,893.38-403,994.76

Finding the Fourth Proportional to 1,202,484.90, 1,803,893.38 and 403,994.76

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Solution

The fourth proportional to 1,202,484.90, 1,803,893.38 and 403,994.76 is: 606,047.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,484.90 : 1,803,893.38 = 403,994.76 : x
  2. Step 2: Convert to fraction form
    1,202,484.90/1,803,893.38 = 403,994.76/x
  3. Step 3: Cross multiply
    1,202,484.90x = 1,803,893.38 × 403,994.76
  4. Step 4: Simplify right side
    1,202,484.90x = 728,763,473,118.69
  5. Step 5: Solve for x
    x = 728,763,473,118.69/1,202,484.90
  6. Step 6: Final answer
    x = 606,047.92

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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.