Home / 1,822,941.72-2,734,996.68-1,276,403.40

Finding the Fourth Proportional to 1,822,941.72, 2,734,996.68 and 1,276,403.40

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Solution

The fourth proportional to 1,822,941.72, 2,734,996.68 and 1,276,403.40 is: 1,915,014.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822,941.72 : 2,734,996.68 = 1,276,403.40 : x
  2. Step 2: Convert to fraction form
    1,822,941.72/2,734,996.68 = 1,276,403.40/x
  3. Step 3: Cross multiply
    1,822,941.72x = 2,734,996.68 × 1,276,403.40
  4. Step 4: Simplify right side
    1,822,941.72x = 3,490,959,061,340.71
  5. Step 5: Solve for x
    x = 3,490,959,061,340.71/1,822,941.72
  6. Step 6: Final answer
    x = 1,915,014.08

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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.