Home / 2,460,981.20-3,688,015.80-1,956,405.20

Finding the Fourth Proportional to 2,460,981.20, 3,688,015.80 and 1,956,405.20

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Solution

The fourth proportional to 2,460,981.20, 3,688,015.80 and 1,956,405.20 is: 2,931,860.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460,981.20 : 3,688,015.80 = 1,956,405.20 : x
  2. Step 2: Convert to fraction form
    2,460,981.20/3,688,015.80 = 1,956,405.20/x
  3. Step 3: Cross multiply
    2,460,981.20x = 3,688,015.80 × 1,956,405.20
  4. Step 4: Simplify right side
    2,460,981.20x = 7,215,253,288,802.16
  5. Step 5: Solve for x
    x = 7,215,253,288,802.16/2,460,981.20
  6. Step 6: Final answer
    x = 2,931,860.39

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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.