Home / 1,512,743.88-2,087,548.04-824,433.42

Finding the Fourth Proportional to 1,512,743.88, 2,087,548.04 and 824,433.42

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Solution

The fourth proportional to 1,512,743.88, 2,087,548.04 and 824,433.42 is: 1,137,697.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,743.88 : 2,087,548.04 = 824,433.42 : x
  2. Step 2: Convert to fraction form
    1,512,743.88/2,087,548.04 = 824,433.42/x
  3. Step 3: Cross multiply
    1,512,743.88x = 2,087,548.04 × 824,433.42
  4. Step 4: Simplify right side
    1,512,743.88x = 1,721,044,370,031.50
  5. Step 5: Solve for x
    x = 1,721,044,370,031.50/1,512,743.88
  6. Step 6: Final answer
    x = 1,137,697.13

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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.