Home / 1,909,797.45-2,860,849.78-883,681.65

Finding the Fourth Proportional to 1,909,797.45, 2,860,849.78 and 883,681.65

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Solution

The fourth proportional to 1,909,797.45, 2,860,849.78 and 883,681.65 is: 1,323,742.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,797.45 : 2,860,849.78 = 883,681.65 : x
  2. Step 2: Convert to fraction form
    1,909,797.45/2,860,849.78 = 883,681.65/x
  3. Step 3: Cross multiply
    1,909,797.45x = 2,860,849.78 × 883,681.65
  4. Step 4: Simplify right side
    1,909,797.45x = 2,528,080,456,754.04
  5. Step 5: Solve for x
    x = 2,528,080,456,754.04/1,909,797.45
  6. Step 6: Final answer
    x = 1,323,742.72

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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.