Home / 2,460,946.80-3,687,445.80-1,392,812.40

Finding the Fourth Proportional to 2,460,946.80, 3,687,445.80 and 1,392,812.40

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Solution

The fourth proportional to 2,460,946.80, 3,687,445.80 and 1,392,812.40 is: 2,086,969.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460,946.80 : 3,687,445.80 = 1,392,812.40 : x
  2. Step 2: Convert to fraction form
    2,460,946.80/3,687,445.80 = 1,392,812.40/x
  3. Step 3: Cross multiply
    2,460,946.80x = 3,687,445.80 × 1,392,812.40
  4. Step 4: Simplify right side
    2,460,946.80x = 5,135,920,234,567.92
  5. Step 5: Solve for x
    x = 5,135,920,234,567.92/2,460,946.80
  6. Step 6: Final answer
    x = 2,086,969.22

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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.