Home / 2,014,908.10-3,020,612.55-1,215,340.90

Finding the Fourth Proportional to 2,014,908.10, 3,020,612.55 and 1,215,340.90

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Solution

The fourth proportional to 2,014,908.10, 3,020,612.55 and 1,215,340.90 is: 1,821,956.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014,908.10 : 3,020,612.55 = 1,215,340.90 : x
  2. Step 2: Convert to fraction form
    2,014,908.10/3,020,612.55 = 1,215,340.90/x
  3. Step 3: Cross multiply
    2,014,908.10x = 3,020,612.55 × 1,215,340.90
  4. Step 4: Simplify right side
    2,014,908.10x = 3,671,073,975,068.29
  5. Step 5: Solve for x
    x = 3,671,073,975,068.29/2,014,908.10
  6. Step 6: Final answer
    x = 1,821,956.04

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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.