Home / 2,149,809.80-3,224,714.70-653,707.40

Finding the Fourth Proportional to 2,149,809.80, 3,224,714.70 and 653,707.40

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Solution

The fourth proportional to 2,149,809.80, 3,224,714.70 and 653,707.40 is: 980,561.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,809.80 : 3,224,714.70 = 653,707.40 : x
  2. Step 2: Convert to fraction form
    2,149,809.80/3,224,714.70 = 653,707.40/x
  3. Step 3: Cross multiply
    2,149,809.80x = 3,224,714.70 × 653,707.40
  4. Step 4: Simplify right side
    2,149,809.80x = 2,108,019,862,278.78
  5. Step 5: Solve for x
    x = 2,108,019,862,278.78/2,149,809.80
  6. Step 6: Final answer
    x = 980,561.10

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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.