Home / 1,357,589.16-2,036,826.09-647,524.80

Finding the Fourth Proportional to 1,357,589.16, 2,036,826.09 and 647,524.80

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Solution

The fourth proportional to 1,357,589.16, 2,036,826.09 and 647,524.80 is: 971,498.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,589.16 : 2,036,826.09 = 647,524.80 : x
  2. Step 2: Convert to fraction form
    1,357,589.16/2,036,826.09 = 647,524.80/x
  3. Step 3: Cross multiply
    1,357,589.16x = 2,036,826.09 × 647,524.80
  4. Step 4: Simplify right side
    1,357,589.16x = 1,318,895,406,562.03
  5. Step 5: Solve for x
    x = 1,318,895,406,562.03/1,357,589.16
  6. Step 6: Final answer
    x = 971,498.19

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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.