Home / 1,521,271-2,099,354.47-832,986.47

Finding the Fourth Proportional to 1,521,271, 2,099,354.47 and 832,986.47

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Solution

The fourth proportional to 1,521,271, 2,099,354.47 and 832,986.47 is: 1,149,521.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,271 : 2,099,354.47 = 832,986.47 : x
  2. Step 2: Convert to fraction form
    1,521,271/2,099,354.47 = 832,986.47/x
  3. Step 3: Cross multiply
    1,521,271x = 2,099,354.47 × 832,986.47
  4. Step 4: Simplify right side
    1,521,271x = 1,748,733,869,244.02
  5. Step 5: Solve for x
    x = 1,748,733,869,244.02/1,521,271
  6. Step 6: Final answer
    x = 1,149,521.60

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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.