Home / 1,296,459.72-1,944,689.57-349,828.92

Finding the Fourth Proportional to 1,296,459.72, 1,944,689.57 and 349,828.92

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Solution

The fourth proportional to 1,296,459.72, 1,944,689.57 and 349,828.92 is: 524,743.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,459.72 : 1,944,689.57 = 349,828.92 : x
  2. Step 2: Convert to fraction form
    1,296,459.72/1,944,689.57 = 349,828.92/x
  3. Step 3: Cross multiply
    1,296,459.72x = 1,944,689.57 × 349,828.92
  4. Step 4: Simplify right side
    1,296,459.72x = 680,308,650,259.22
  5. Step 5: Solve for x
    x = 680,308,650,259.22/1,296,459.72
  6. Step 6: Final answer
    x = 524,743.38

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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.