Home / 2,381,381.40-3,572,465.70-1,103,266.20

Finding the Fourth Proportional to 2,381,381.40, 3,572,465.70 and 1,103,266.20

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Solution

The fourth proportional to 2,381,381.40, 3,572,465.70 and 1,103,266.20 is: 1,655,081.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381,381.40 : 3,572,465.70 = 1,103,266.20 : x
  2. Step 2: Convert to fraction form
    2,381,381.40/3,572,465.70 = 1,103,266.20/x
  3. Step 3: Cross multiply
    2,381,381.40x = 3,572,465.70 × 1,103,266.20
  4. Step 4: Simplify right side
    2,381,381.40x = 3,941,380,657,469.34
  5. Step 5: Solve for x
    x = 3,941,380,657,469.34/2,381,381.40
  6. Step 6: Final answer
    x = 1,655,081.65

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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.