Home / 1,473,934.78-2,207,359.16-840,929.50

Finding the Fourth Proportional to 1,473,934.78, 2,207,359.16 and 840,929.50

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Solution

The fourth proportional to 1,473,934.78, 2,207,359.16 and 840,929.50 is: 1,259,372.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,934.78 : 2,207,359.16 = 840,929.50 : x
  2. Step 2: Convert to fraction form
    1,473,934.78/2,207,359.16 = 840,929.50/x
  3. Step 3: Cross multiply
    1,473,934.78x = 2,207,359.16 × 840,929.50
  4. Step 4: Simplify right side
    1,473,934.78x = 1,856,233,434,739.22
  5. Step 5: Solve for x
    x = 1,856,233,434,739.22/1,473,934.78
  6. Step 6: Final answer
    x = 1,259,372.84

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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.