Home / 2,388,681-3,296,330.55-1,300,971.69

Finding the Fourth Proportional to 2,388,681, 3,296,330.55 and 1,300,971.69

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Solution

The fourth proportional to 2,388,681, 3,296,330.55 and 1,300,971.69 is: 1,795,314.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388,681 : 3,296,330.55 = 1,300,971.69 : x
  2. Step 2: Convert to fraction form
    2,388,681/3,296,330.55 = 1,300,971.69/x
  3. Step 3: Cross multiply
    2,388,681x = 3,296,330.55 × 1,300,971.69
  4. Step 4: Simplify right side
    2,388,681x = 4,288,432,726,432.13
  5. Step 5: Solve for x
    x = 4,288,432,726,432.13/2,388,681
  6. Step 6: Final answer
    x = 1,795,314.12

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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.