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Finding the Fourth Proportional to 5,264,843.00, 7,897,746.44 and 1,478,300.36

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Solution

The fourth proportional to 5,264,843.00, 7,897,746.44 and 1,478,300.36 is: 2,217,585.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,264,843.00 : 7,897,746.44 = 1,478,300.36 : x
  2. Step 2: Convert to fraction form
    5,264,843.00/7,897,746.44 = 1,478,300.36/x
  3. Step 3: Cross multiply
    5,264,843.00x = 7,897,746.44 × 1,478,300.36
  4. Step 4: Simplify right side
    5,264,843.00x = 11,675,241,369,647.74
  5. Step 5: Solve for x
    x = 11,675,241,369,647.74/5,264,843.00
  6. Step 6: Final answer
    x = 2,217,585.86

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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.