Home / 1,272,609.08-1,910,296.86-514,972.10

Finding the Fourth Proportional to 1,272,609.08, 1,910,296.86 and 514,972.10

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Solution

The fourth proportional to 1,272,609.08, 1,910,296.86 and 514,972.10 is: 773,017.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,609.08 : 1,910,296.86 = 514,972.10 : x
  2. Step 2: Convert to fraction form
    1,272,609.08/1,910,296.86 = 514,972.10/x
  3. Step 3: Cross multiply
    1,272,609.08x = 1,910,296.86 × 514,972.10
  4. Step 4: Simplify right side
    1,272,609.08x = 983,749,585,617.61
  5. Step 5: Solve for x
    x = 983,749,585,617.61/1,272,609.08
  6. Step 6: Final answer
    x = 773,017.89

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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.