Home / 2,191,384.56-3,024,052.65-1,224,522.81

Finding the Fourth Proportional to 2,191,384.56, 3,024,052.65 and 1,224,522.81

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Solution

The fourth proportional to 2,191,384.56, 3,024,052.65 and 1,224,522.81 is: 1,689,809.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,384.56 : 3,024,052.65 = 1,224,522.81 : x
  2. Step 2: Convert to fraction form
    2,191,384.56/3,024,052.65 = 1,224,522.81/x
  3. Step 3: Cross multiply
    2,191,384.56x = 3,024,052.65 × 1,224,522.81
  4. Step 4: Simplify right side
    2,191,384.56x = 3,703,021,448,565.95
  5. Step 5: Solve for x
    x = 3,703,021,448,565.95/2,191,384.56
  6. Step 6: Final answer
    x = 1,689,809.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.