Home / 2,425,355.80-3,638,471.10-1,005,555.40

Finding the Fourth Proportional to 2,425,355.80, 3,638,471.10 and 1,005,555.40

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Solution

The fourth proportional to 2,425,355.80, 3,638,471.10 and 1,005,555.40 is: 1,508,514.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,355.80 : 3,638,471.10 = 1,005,555.40 : x
  2. Step 2: Convert to fraction form
    2,425,355.80/3,638,471.10 = 1,005,555.40/x
  3. Step 3: Cross multiply
    2,425,355.80x = 3,638,471.10 × 1,005,555.40
  4. Step 4: Simplify right side
    2,425,355.80x = 3,658,684,262,348.94
  5. Step 5: Solve for x
    x = 3,658,684,262,348.94/2,425,355.80
  6. Step 6: Final answer
    x = 1,508,514.45

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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.