Home / 1,296,486.90-1,944,730.35-349,856.10

Finding the Fourth Proportional to 1,296,486.90, 1,944,730.35 and 349,856.10

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Solution

The fourth proportional to 1,296,486.90, 1,944,730.35 and 349,856.10 is: 524,784.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,486.90 : 1,944,730.35 = 349,856.10 : x
  2. Step 2: Convert to fraction form
    1,296,486.90/1,944,730.35 = 349,856.10/x
  3. Step 3: Cross multiply
    1,296,486.90x = 1,944,730.35 × 349,856.10
  4. Step 4: Simplify right side
    1,296,486.90x = 680,375,775,802.64
  5. Step 5: Solve for x
    x = 680,375,775,802.64/1,296,486.90
  6. Step 6: Final answer
    x = 524,784.15

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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.