Home / 1,487,147.34-2,052,275.64-808,083.84

Finding the Fourth Proportional to 1,487,147.34, 2,052,275.64 and 808,083.84

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Solution

The fourth proportional to 1,487,147.34, 2,052,275.64 and 808,083.84 is: 1,115,162.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,147.34 : 2,052,275.64 = 808,083.84 : x
  2. Step 2: Convert to fraction form
    1,487,147.34/2,052,275.64 = 808,083.84/x
  3. Step 3: Cross multiply
    1,487,147.34x = 2,052,275.64 × 808,083.84
  4. Step 4: Simplify right side
    1,487,147.34x = 1,658,410,784,575.38
  5. Step 5: Solve for x
    x = 1,658,410,784,575.38/1,487,147.34
  6. Step 6: Final answer
    x = 1,115,162.39

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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.