Home / 1,891,300.45-2,609,992.06-1,031,860.71

Finding the Fourth Proportional to 1,891,300.45, 2,609,992.06 and 1,031,860.71

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Solution

The fourth proportional to 1,891,300.45, 2,609,992.06 and 1,031,860.71 is: 1,423,966.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,300.45 : 2,609,992.06 = 1,031,860.71 : x
  2. Step 2: Convert to fraction form
    1,891,300.45/2,609,992.06 = 1,031,860.71/x
  3. Step 3: Cross multiply
    1,891,300.45x = 2,609,992.06 × 1,031,860.71
  4. Step 4: Simplify right side
    1,891,300.45x = 2,693,148,260,125.96
  5. Step 5: Solve for x
    x = 2,693,148,260,125.96/1,891,300.45
  6. Step 6: Final answer
    x = 1,423,966.38

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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.