Home / 1,702,507.03-2,553,807.78-423,062.82

Finding the Fourth Proportional to 1,702,507.03, 2,553,807.78 and 423,062.82

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Solution

The fourth proportional to 1,702,507.03, 2,553,807.78 and 423,062.82 is: 634,605.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,507.03 : 2,553,807.78 = 423,062.82 : x
  2. Step 2: Convert to fraction form
    1,702,507.03/2,553,807.78 = 423,062.82/x
  3. Step 3: Cross multiply
    1,702,507.03x = 2,553,807.78 × 423,062.82
  4. Step 4: Simplify right side
    1,702,507.03x = 1,080,421,121,144.74
  5. Step 5: Solve for x
    x = 1,080,421,121,144.74/1,702,507.03
  6. Step 6: Final answer
    x = 634,605.97

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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.