Home / 1,259,176.68-1,737,488.55-707,814.45

Finding the Fourth Proportional to 1,259,176.68, 1,737,488.55 and 707,814.45

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Solution

The fourth proportional to 1,259,176.68, 1,737,488.55 and 707,814.45 is: 976,685.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,176.68 : 1,737,488.55 = 707,814.45 : x
  2. Step 2: Convert to fraction form
    1,259,176.68/1,737,488.55 = 707,814.45/x
  3. Step 3: Cross multiply
    1,259,176.68x = 1,737,488.55 × 707,814.45
  4. Step 4: Simplify right side
    1,259,176.68x = 1,229,819,502,399.55
  5. Step 5: Solve for x
    x = 1,229,819,502,399.55/1,259,176.68
  6. Step 6: Final answer
    x = 976,685.42

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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.