Home / 1,217,713.23-1,819,103.00-877,853.43

Finding the Fourth Proportional to 1,217,713.23, 1,819,103.00 and 877,853.43

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Solution

The fourth proportional to 1,217,713.23, 1,819,103.00 and 877,853.43 is: 1,311,397.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,713.23 : 1,819,103.00 = 877,853.43 : x
  2. Step 2: Convert to fraction form
    1,217,713.23/1,819,103.00 = 877,853.43/x
  3. Step 3: Cross multiply
    1,217,713.23x = 1,819,103.00 × 877,853.43
  4. Step 4: Simplify right side
    1,217,713.23x = 1,596,905,803,684.02
  5. Step 5: Solve for x
    x = 1,596,905,803,684.02/1,217,713.23
  6. Step 6: Final answer
    x = 1,311,397.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.