Home / 1,440,833.13-1,987,468.74-924,411.42

Finding the Fourth Proportional to 1,440,833.13, 1,987,468.74 and 924,411.42

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Solution

The fourth proportional to 1,440,833.13, 1,987,468.74 and 924,411.42 is: 1,275,122.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,833.13 : 1,987,468.74 = 924,411.42 : x
  2. Step 2: Convert to fraction form
    1,440,833.13/1,987,468.74 = 924,411.42/x
  3. Step 3: Cross multiply
    1,440,833.13x = 1,987,468.74 × 924,411.42
  4. Step 4: Simplify right side
    1,440,833.13x = 1,837,238,800,149.01
  5. Step 5: Solve for x
    x = 1,837,238,800,149.01/1,440,833.13
  6. Step 6: Final answer
    x = 1,275,122.54

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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.