Home / 1,355,441.25-2,031,953.76-514,583.49

Finding the Fourth Proportional to 1,355,441.25, 2,031,953.76 and 514,583.49

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Solution

The fourth proportional to 1,355,441.25, 2,031,953.76 and 514,583.49 is: 771,416.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,441.25 : 2,031,953.76 = 514,583.49 : x
  2. Step 2: Convert to fraction form
    1,355,441.25/2,031,953.76 = 514,583.49/x
  3. Step 3: Cross multiply
    1,355,441.25x = 2,031,953.76 × 514,583.49
  4. Step 4: Simplify right side
    1,355,441.25x = 1,045,609,857,339.42
  5. Step 5: Solve for x
    x = 1,045,609,857,339.42/1,355,441.25
  6. Step 6: Final answer
    x = 771,416.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.