Home / 1,403,254.03-2,103,976.07-550,411.89

Finding the Fourth Proportional to 1,403,254.03, 2,103,976.07 and 550,411.89

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Solution

The fourth proportional to 1,403,254.03, 2,103,976.07 and 550,411.89 is: 825,262.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,254.03 : 2,103,976.07 = 550,411.89 : x
  2. Step 2: Convert to fraction form
    1,403,254.03/2,103,976.07 = 550,411.89/x
  3. Step 3: Cross multiply
    1,403,254.03x = 2,103,976.07 × 550,411.89
  4. Step 4: Simplify right side
    1,403,254.03x = 1,158,053,445,971.92
  5. Step 5: Solve for x
    x = 1,158,053,445,971.92/1,403,254.03
  6. Step 6: Final answer
    x = 825,262.87

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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.