Home / 5,264,881.64-7,897,804.38-1,478,339

Finding the Fourth Proportional to 5,264,881.64, 7,897,804.38 and 1,478,339

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Solution

The fourth proportional to 5,264,881.64, 7,897,804.38 and 1,478,339 is: 2,217,643.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,264,881.64 : 7,897,804.38 = 1,478,339 : x
  2. Step 2: Convert to fraction form
    5,264,881.64/7,897,804.38 = 1,478,339/x
  3. Step 3: Cross multiply
    5,264,881.64x = 7,897,804.38 × 1,478,339
  4. Step 4: Simplify right side
    5,264,881.64x = 11,675,632,229,324.82
  5. Step 5: Solve for x
    x = 11,675,632,229,324.82/5,264,881.64
  6. Step 6: Final answer
    x = 2,217,643.82

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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.